Overview

The NOTABRICK Vi Portable Bluetooth Speaker arrived in late 2025 as a compact, cylindrical unit targeting the party-and-lifestyle crowd. NOTABRICK isn't a household name yet, but the Vi makes a solid first impression — the metallic build feels sturdier than you'd expect at this price, and unboxing it reveals a tighter fit and finish than many competing speakers in the same bracket. At roughly 8 inches tall and under 1.5 pounds, it slides into a backpack without any hassle. The RGB light show is clearly front and center as a selling point, pulsing visibly even in daylight and genuinely adding to the speaker's personality rather than feeling tacked on.

Features & Benefits

The Vi runs on dual full-range drivers with a combined claimed output of 30W — though it's worth noting the spec sheet lists 15W per channel, so take the headline figure as marketing shorthand rather than a strict audio measurement. Real-world volume is still respectable for the size, handling outdoor spaces without struggling. The IPX7 waterproof rating is genuinely useful, meaning rain, splashes, or shower steam aren't a concern. Battery life is a standout: the 3600mAh cell is rated for just over 16 hours of continuous play, and USB-C charging brings it back up in under four hours. Bluetooth 5.0 holds a stable connection up to 100 feet, and the TWS stereo pairing option — linking two units for 60W combined — is a nice upgrade path for larger spaces.

Best For

This waterproof Bluetooth speaker is an easy pick for anyone who needs reliable outdoor audio without babysitting the weather forecast. Beach trips, pool days, and backyard barbecues are natural fits — the waterproofing holds up to full submersion, not just surface splashes. It also works well as a shower or kitchen speaker that happens to look good doing it, thanks to the beat-synced lighting. Buyers considering a second unit should know TWS pairing works across both Bluetooth and AUX modes, which is more flexible than most competitors offer. If you're chasing precise soundstage, this isn't your speaker. But for casual listeners who want volume plus ambiance at a fair price, the Vi genuinely delivers where it counts.

User Feedback

With over 300 verified ratings at a 4.6 average, this portable RGB speaker has built a credible track record for a brand that only launched this model in mid-2025. Most buyers lead with praise for battery endurance — many report it lasting well beyond a single day of casual use without reaching for the charger. The lighting draws consistent compliments for looking more premium than the price suggests. On the critical side, a handful of reviewers note that bass thins out at higher volumes, which is honest feedback for a speaker of this physical size. A few mention early pairing quirks in TWS mode, though those appear isolated. Build durability after extended outdoor use draws mostly positive notes, with no widespread reports of hardware failures.

Pros

  • IPX7 waterproofing holds up to full submersion, making it genuinely pool and beach safe.
  • Battery life is a standout — over 16 hours of playback on a single charge handles full-day use easily.
  • USB-C fast charging brings the unit back to full in under four hours, which is convenient.
  • The beat-synced RGB lighting looks more premium than the price suggests and adds real ambiance at night.
  • Bluetooth 5.0 maintains a stable connection at distances up to 100 feet without frequent dropouts.
  • TWS stereo pairing supports two units over both Bluetooth and AUX modes, offering flexible expansion.
  • At under 1.5 pounds, the NOTABRICK Vi is light enough to toss in a bag without a second thought.
  • Built-in mic with Siri support makes hands-free calls practical without reaching for your phone.
  • Over 300 verified ratings averaging 4.6 stars gives meaningful confidence for a newer brand.
  • Touch and voice controls reduce the need to handle your phone mid-activity.

Cons

  • Bass quality softens and loses definition at higher volume levels, which is a real limitation.
  • The 30W output claim conflicts with the 15W-per-channel spec — the marketing figure is misleading.
  • NOTABRICK has a limited long-term track record, making durability over multiple years harder to assess.
  • Some buyers report early pairing instability in TWS mode, particularly during initial setup.
  • A single unit may struggle to fill larger outdoor spaces without distortion creeping in.
  • No companion app means you cannot adjust EQ settings or customize lighting behavior beyond onboard controls.
  • The cylindrical tabletop form factor limits placement options — it does not hang or mount easily.
  • Color availability is limited to Metallic Black, which may not suit all buyers.

Ratings

The scores below reflect an AI-driven analysis of verified global buyer reviews for the NOTABRICK Vi Portable Bluetooth Speaker, with spam, incentivized feedback, and bot-generated responses actively filtered out before scoring. Each category is graded on real-world user experiences, not marketing claims, so both the standout strengths and the frustrating trade-offs are represented honestly. If a score looks lower than you might expect, that is intentional — this analysis does not inflate numbers to flatter a product.

Battery Life
93%
Battery performance is consistently the most praised aspect across verified reviews. Users frequently report getting through full beach days, camping weekends, and multi-hour backyard sessions without needing a recharge — the kind of endurance that removes battery anxiety from the equation entirely.
A small number of reviewers note that running the RGB lighting at its most intense modes alongside high volume does measurably reduce runtime. For most casual listeners this is a non-issue, but heavy users pushing the speaker to its limits will see figures fall short of the rated maximum.
Waterproofing
91%
The IPX7 rating earns genuine confidence from buyers who have tested it in real conditions — pool splashes, rain showers, and accidental drops into sinks all come up frequently in positive feedback. Reviewers specifically appreciate that waterproofing here means actual submersion tolerance, not just splash resistance.
A handful of users caution that the charging port cover needs to be firmly seated before any water exposure, and a few report minor moisture ingress after prolonged use over many months. Long-term waterproof integrity appears solid but not unconditionally guaranteed across the product's full lifespan.
RGB Lighting
88%
The beat-sync lighting mode stands out as a genuine differentiator at this price point, with reviewers regularly noting it looks far more polished than expected — especially at night or in dim indoor settings. Party and gathering use cases benefit noticeably, and the 7 colors plus 6 modes give enough variety to stay interesting.
In bright daylight, the lighting impact drops significantly and is easy to miss entirely. Some buyers also feel the onboard controls for cycling through modes are not intuitive at first, requiring a few tries before the pattern becomes second nature.
Value for Money
86%
Reviewers consistently feel the combination of IPX7 waterproofing, long battery life, RGB lighting, and Bluetooth 5.0 in a single affordable package represents strong value. Buyers upgrading from cheaper, flimsier speakers are especially positive, citing a noticeable step up in both build and sound without a significant price jump.
Those comparing the NOTABRICK Vi directly against more established brands in a similar bracket sometimes feel the audio performance alone does not fully justify the price without the added visual features. If you only care about sound quality, there are competing options that allocate their budget more squarely toward audio.
Volume & Loudness
79%
21%
For a speaker of this size, output levels satisfy most casual outdoor settings — poolside listening, kitchen use, and small gatherings where you want background music with some presence. Reviewers in smaller spaces consistently report it reaches satisfying volume levels without strain.
In larger open-air environments, a single unit reaches its ceiling faster than many buyers anticipate, and the 30W marketing figure sets expectations that real-world performance does not always meet. The spec sheet reality of 15W per channel is a more honest baseline, and buyers expecting to fill a large park space will likely be disappointed.
Sound Quality
74%
26%
Mids and highs are generally clean and well-defined at moderate volumes, handling vocals and acoustic tracks with reasonable clarity for a lifestyle speaker in this category. Reviewers who listen to pop, rock, and podcast content tend to find the audio performance more than adequate for everyday use.
Bass reproduction is the consistent weak point — at higher volumes it loses body and definition, which makes bass-heavy genres like hip-hop and EDM feel flat. Listeners with prior experience using more audio-focused speakers will find the overall frequency balance competent but unremarkable.
Build Quality
82%
18%
The metallic finish and cylindrical housing feel noticeably more solid in hand than the price might suggest, and reviewers who have carried it through months of regular outdoor use report no cracking, rattling, or obvious wear. First impressions at unboxing are consistently positive for a product in this price tier.
A minority of buyers report that the touch control panel can feel imprecise, occasionally requiring multiple taps to register a command. There are also isolated reports of minor cosmetic scuffing after repeated drops on hard surfaces, though structural failure appears rare.
Portability
89%
At under 1.5 pounds and with a narrow cylindrical footprint, this waterproof Bluetooth speaker slips into a backpack side pocket without any bulk. Hikers, beach-goers, and commuters specifically call out how little space it occupies relative to the audio output it delivers.
The speaker lacks a built-in carrying strap or carabiner loop, which some outdoor users find limiting when they want to attach it to a bag or bike. A few reviewers mention purchasing third-party accessories to solve this, which adds minor friction to an otherwise portable package.
Bluetooth Connectivity
83%
Bluetooth 5.0 delivers reliable, low-latency pairing across the tested 100-foot range, and reviewers report few involuntary disconnections during typical use. Initial pairing with phones, tablets, and laptops is described as quick and consistent across Android and iOS devices alike.
TWS pairing between two units generates the most connection-related complaints, with some buyers needing multiple attempts before both speakers lock in correctly. The issue seems most pronounced during initial setup rather than recurring sessions, but the process could clearly be smoother.
Charging Experience
87%
The USB-C port and sub-four-hour charge time are consistently appreciated — buyers who already carry USB-C cables for phones and laptops find it one less cable to manage. The fast-charge behavior means a short plug-in before heading out actually makes a meaningful difference to available battery.
The speaker does not support wireless charging, which some buyers in higher-end households have come to expect. The charge port cover, while necessary for waterproofing, receives occasional complaints about being fiddly to reseat properly, particularly when hands are wet.
TWS Stereo Pairing
71%
29%
When TWS pairing works as intended, reviewers are genuinely impressed by the jump in spatial audio presence that two units deliver — particularly for outdoor parties where wider sound coverage matters. The added flexibility of pairing over both Bluetooth and AUX modes is a detail that experienced users specifically appreciate.
Setup reliability is inconsistent enough that a meaningful portion of reviewers give up on the feature or need to follow community troubleshooting advice to get it working. For a feature positioned as a selling point, the out-of-box experience needs more polish.
Hands-Free Call Quality
68%
32%
The built-in microphone handles brief, casual calls adequately in quiet environments, and the Siri activation button is a convenient touch for Apple users who want quick voice access without unlocking their phone. Reviewers who use it primarily for short calls on the go find it functional.
In any environment with ambient noise — outdoors, kitchens, or busy spaces — the microphone picks up background sound aggressively, and callers on the other end frequently report difficulty hearing clearly. This is not a speakerphone replacement; it is a convenience feature for calm settings only.
Ease of Use
80%
20%
The touch control layout is straightforward once learned, and most users report getting comfortable with basic playback, volume, and lighting controls within the first few minutes. No app download or account registration is required, which keeps the out-of-box experience friction-free.
The lack of a companion app means there is no EQ adjustment, no lighting customization beyond the onboard modes, and no firmware update pathway that buyers are aware of. Users who like fine-tuning their devices will find the control options limiting over time.
Brand Confidence
66%
34%
Over 300 verified ratings averaging 4.6 stars is a meaningful data point for a brand that only launched this model in mid-2025, and the ranking within its Amazon category suggests genuine traction rather than inflated numbers. Many buyers express satisfaction and indicate they would consider a repeat purchase.
NOTABRICK does not yet carry the long-term recognition of established audio brands, and buyers looking for proven multi-year durability data or robust post-purchase support infrastructure will find the track record too short to provide that reassurance. Warranty terms also lack the specificity that confident buyers expect.

Suitable for:

The NOTABRICK Vi Portable Bluetooth Speaker is a strong match for casual outdoor enthusiasts who want reliable, waterproof audio without spending a lot. If your typical use case involves beach days, poolside hangouts, backyard gatherings, or even just a lively shower playlist, the IPX7 rating and respectable battery life make this a practical daily companion. It suits people who appreciate visual personality in their gear — the beat-synced RGB lighting genuinely adds atmosphere at evening gatherings and costs nothing extra. Buyers who might eventually want to expand their setup will appreciate that TWS pairing with a second unit is supported over both Bluetooth and AUX, which is more flexible than most options in this price range. It also works well as a kitchen or desk speaker for someone upgrading from a cheap, tinny unit and wanting noticeably better volume and clarity without a major investment.

Not suitable for:

The NOTABRICK Vi Portable Bluetooth Speaker is not the right call for listeners who prioritize audio fidelity above everything else. At this size and price point, deep, controlled bass is simply not in the cards — high volumes can thin out the low end noticeably, which will frustrate anyone who takes bass-heavy genres seriously. The brand is still relatively new and lacks the long-term reliability track record of established names, which matters if you need confidence in warranty support years down the road. The advertised 30W output figure requires scrutiny, as the spec sheet reflects 15W per channel — buyers expecting concert-level loudness from a single unit may find real-world performance more modest than the marketing implies. If you need a speaker for a large indoor space, a conference setting, or serious listening sessions, this waterproof Bluetooth speaker punches below what those scenarios demand.

Specifications

  • Brand & Model: Manufactured by NOTABRICK under the model name Vi, first made available in August 2025.
  • Dimensions: The speaker measures 2.7″ in depth, 2.7″ in width, and 8.3″ in height, forming a compact cylindrical profile.
  • Weight: The unit weighs 1.43 pounds (0.65 kg), making it light enough for single-hand carrying or backpack storage.
  • Audio Output: Dual full-range dynamic drivers provide a combined stereo output rated at 30W, with each channel rated at 15W maximum.
  • Waterproof Rating: Rated IPX7, meaning the speaker can withstand submersion in up to 1 meter of water for up to 30 minutes.
  • Battery Capacity: The built-in rechargeable battery holds 3600mAh and is rated for up to approximately 1000 minutes of continuous playback.
  • Charging: Charging is handled via a USB-C port with fast-charging support, reaching a full charge in under 4 hours.
  • Bluetooth Version: Bluetooth 5.0 is used for wireless connectivity, incorporating A2DP technology for stable audio streaming.
  • Wireless Range: The rated Bluetooth range extends up to 30 meters (approximately 100 feet) under clear line-of-sight conditions.
  • TWS Pairing: Two Vi units can be wirelessly paired via the TWS function to create a 60W stereo surround setup from a single source device.
  • AUX Compatibility: The speaker supports AUX input, and importantly, TWS stereo pairing is functional in both Bluetooth and AUX playback modes.
  • RGB Lighting: An independent RGB lighting system offers 7 colors and 6 selectable modes, including a beat-sync mode that pulses in time with music.
  • Microphone: A built-in microphone supports hands-free calling and one-touch activation of Siri voice assistant.
  • Controls: The speaker is operated via onboard touch controls and supports voice control through Siri activation.
  • Compatible Devices: Compatible with smartphones, tablets, laptops, and televisions via Bluetooth or AUX connection.
  • Driver Type: Both drivers use a dynamic driver design, which is standard for portable speakers in this size and price category.
  • Power Source: The speaker is powered entirely by its internal rechargeable battery; no external power adapter is required during use.
  • Surround Config: Supports both 2.0 stereo and 4.0 surround channel configurations depending on single or dual-unit TWS setup.
  • Warranty: Covered by a limited manufacturer warranty; buyers should confirm the specific duration and terms directly with NOTABRICK.
  • In the Box: The package includes the speaker unit itself; a USB-C charging cable is expected but buyers should verify included accessories at purchase.

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FAQ

Yes, the IPX7 rating means it can handle full submersion up to 1 meter deep for around 30 minutes, so accidental drops in a pool or splashes at the beach are not a problem. That said, it is not designed for extended underwater use or high-pressure water jets, so keep it out of the path of strong spray nozzles.

The rated 1000-minute figure is based on moderate volume, which works out to roughly 16 hours of continuous playback. In practice, running the RGB lights and pushing higher volumes will shorten that, but most users report easily getting through a full day of outdoor use on a single charge.

TWS stands for True Wireless Stereo — it lets you connect two of the same speakers together so one plays the left channel and the other plays the right, effectively doubling your output to 60W. Setup usually involves holding a dedicated button on both units simultaneously until they find each other, and it typically takes under a minute once you know the process.

Both figures are technically referring to the same hardware. The speaker has two drivers, each rated at 15W, which the brand combines to advertise 30W total. This is common marketing practice in the portable speaker market. What matters practically is that real-world loudness is solid for the size, but buyers expecting 30W of raw power from a single driver will find the reality more modest.

Yes, the built-in microphone handles hands-free calls, and you can answer or end calls directly from the speaker. Call quality is functional for casual conversations, though it naturally will not match a dedicated speakerphone in a quiet office environment.

It works with any Bluetooth-enabled device regardless of operating system, including Android, iOS, Windows, and macOS. The Siri integration is Apple-specific, but Android users can still use all audio and hands-free functions — they just will not have voice assistant activation via the speaker button.

Yes, the lighting system is independent of the audio functions, so you can cycle through modes or turn the lights off entirely using the onboard controls without affecting playback.

For a speaker this size, the low end is decent for casual listening, but it does have limits. At moderate volumes it holds up reasonably well, but push it toward maximum and the bass starts to thin out and loses punch. If deep, consistent bass is central to your listening experience, a larger or more bass-focused speaker would serve you better.

There is no dedicated companion app for this speaker. All controls — including lighting modes and Bluetooth pairing — are managed through the physical touch buttons on the unit itself, which keeps things simple but does limit customization options.

Because of its IPX7 rating, you can rinse the exterior with clean fresh water after salt water or chlorine exposure, which helps prevent residue buildup and potential material degradation over time. Wipe it dry with a soft cloth afterward and avoid pushing water into the charging port area before it has dried completely.