Polsen GPMK-22 GoPro Microphone Kit

Polsen GPMK-22 GoPro Microphone Kit — image 1
69%
31%
74%
Audio Quality Upgrade
41%
Camera Compatibility
86%
Ease of Setup
38%
Wind Noise Resistance
57%
Build Quality
89%
Portability
68%
Value for Money
72%
Gain Control Usability
71%
Stereo vs Shotgun Versatility
81%
XLR Signal Reliability
83%
No-Battery Convenience
62%
Packaging & Unboxing
More

Overview

The Polsen GPMK-22 GoPro Microphone Kit arrived in early 2016 as a direct answer to one of action camera filming's most persistent frustrations: weak, tinny onboard audio. GoPro cameras are built for adventure, but their built-in mics have never been their strong suit. This GoPro mic kit bundles both an X/Y stereo microphone and a shotgun mic into a single, portable package — no extra batteries required, no complicated setup. It's designed to complement the compact nature of a GoPro rig without weighing you down, making it a practical grab-and-go solution for creators who want better sound without hauling around dedicated audio gear.

Features & Benefits

The GPMK-22 kit gives you two distinct recording options in one box. The X/Y stereo configuration captures sound from multiple directions with good spatial depth — useful for landscapes, crowd noise, or any situation where ambient audio adds to the story. Switch to the shotgun mic when you need tighter, forward-focused capture, like narration or a quick interview in the field. Selectable gain is a genuinely handy feature here; being able to dial sensitivity up or down means you're not stuck with a one-size-fits-all input level across different environments. XLR connectivity keeps the signal clean, and the whole setup draws power directly from the camera connection, so there's nothing extra to charge.

Best For

This stereo-shotgun combo is a natural fit for anyone shooting on older GoPro hardware — specifically the HERO3, HERO3+, and HERO4 — who wants noticeably better audio without overhauling their entire kit. Action sports shooters will appreciate that it doesn't add significant weight or bulk. Travel vloggers who film in unpredictable settings benefit from having both mic styles available; you're not locked into one approach. Budget-conscious filmmakers get two usable recording tools in one purchase rather than sourcing them separately. If you regularly switch between wide environmental shots and more focused interview-style clips, the ability to swap between stereo and shotgun modes makes this GoPro mic kit a flexible choice for varied shooting scenarios.

User Feedback

Buyers who've used the GPMK-22 kit tend to praise the straightforward setup — plug in, attach, and you're recording. That frictionless experience matters when you're in the field without time to troubleshoot. The most consistent criticism, though, centers on compatibility: this stereo-shotgun combo was designed for the HERO3 and HERO4 era, and owners of newer GoPro cameras have found it simply doesn't function. Several reviewers also flag wind noise as a real concern during outdoor shoots without additional wind protection. Build quality draws mixed reactions — the lightweight feel is appreciated, but some buyers question its long-term durability. Solid for its intended use case, but the compatibility gap is a genuine limitation worth knowing about before purchasing.

#Studio Recording Equipment
#Musical Instruments

Pros

  • Bundles both X/Y stereo and shotgun microphone options into one affordable kit.
  • No external batteries needed — just connect and start recording immediately.
  • Selectable gain control lets you adapt input sensitivity to different recording environments.
  • XLR connectivity delivers a stable, clean signal without wireless interference concerns.
  • Compact and lightweight enough to keep your GoPro rig genuinely portable.
  • Noticeably better audio than any HERO3 or HERO4 built-in mic out of the box.
  • Having two mic configurations available means fewer compromises when shooting conditions change.
  • Straightforward attachment and plug-and-play setup requires no technical audio knowledge.

Cons

  • Compatibility stops at the HERO4 — completely non-functional with any newer GoPro model.
  • Outdoor shooting without added wind protection results in distracting noise in breezy conditions.
  • Build quality feels lightweight in a way that raises questions about long-term durability.
  • Not a viable option for creators expecting near-professional or broadcast-quality audio output.
  • The kit format may feel like unnecessary bulk for shooters who only ever need one mic type.
  • No wireless option means you are always working with a physical cable connection.
  • Limited manufacturer support documentation makes troubleshooting connectivity issues more difficult.

Ratings

The scores below for the Polsen GPMK-22 GoPro Microphone Kit were generated by AI after analyzing verified purchaser reviews from global markets, with spam, bot submissions, and incentivized feedback actively filtered out. Each category reflects both what real buyers praised and where they ran into genuine frustrations — nothing has been smoothed over or inflated. The result is an honest, balanced picture of where this stereo-shotgun combo delivers and where it falls short.

Audio Quality Upgrade
74%
26%
For HERO3 and HERO4 users, switching from the onboard mic to this GoPro mic kit is a noticeable improvement — voices come through with more clarity, and ambient sound has more dimension. Vloggers shooting travel content reported that the stereo mic added a sense of place that built-in audio simply couldn't reproduce.
The improvement is real but has a ceiling. Users expecting near-professional results were often disappointed, and in challenging acoustic environments like echoey spaces or noisy streets, the audio quality gap between this kit and a proper field recorder becomes apparent.
Camera Compatibility
41%
59%
For the specific cameras it supports — GoPro HERO3, HERO3+, and HERO4 — the connection is reliable and the kit integrates cleanly without requiring adapters or workarounds. Buyers shooting on that generation of hardware found it a purpose-built, hassle-free fit.
This is the single biggest pain point in the user base. A large proportion of negative reviews come from buyers who purchased without realizing compatibility stops hard at the HERO4. Anyone on a HERO5 or newer is left with a kit that simply does not function with their camera.
Ease of Setup
86%
Plug-in-and-record simplicity was one of the most consistently praised aspects across buyer feedback. Creators with no audio engineering background found it intuitive — attach the mic, connect the cable, start shooting. No menus to navigate, no drivers to install, no calibration needed.
A small number of users ran into connection issues where the mic wasn't recognized immediately, which required reseating the cable. There's also no printed quickstart guide included, which left a handful of first-time buyers briefly confused about which mic to use for which situation.
Wind Noise Resistance
38%
62%
In calm, controlled indoor environments or sheltered outdoor spots, the microphones perform reasonably well without any additional accessories. Some users shooting in studios or quiet interior locations had no complaints at all about unwanted noise.
Outdoor shooting in any kind of breeze is a real problem. The kit ships without a windscreen or any form of wind protection, and multiple buyers reported significant wind noise artifacts when filming in open environments. This is a genuine functional limitation for action and travel creators.
Build Quality
57%
43%
The physical construction is clean and the components fit together without obvious manufacturing defects. For light, occasional use the kit holds up adequately, and the materials feel appropriate for the price tier and intended portable use case.
The lightweight design that makes this kit portable also makes it feel less durable than buyers hoped. Several users reported concerns after months of regular use, with connectors showing wear and the overall construction feeling less robust than comparable accessories from better-known audio brands.
Portability
89%
At 6.7 ounces, this stereo-shotgun combo adds very little bulk to a GoPro rig, which is exactly what action and travel shooters need. Creators who hike, cycle, or move quickly between shooting locations praised how little it changed the handling feel of their setup.
While the weight is well managed, the physical footprint of mounting two microphone options does require some adjustment to how the camera is rigged. A small number of users found it slightly awkward to position when combined with other accessories like lighting or stabilizers.
Value for Money
68%
32%
Getting two distinct microphone configurations — stereo and shotgun — in a single purchase rather than sourcing them separately is a genuine cost advantage for budget-conscious creators. For HERO3 and HERO4 users who can actually use it, the kit offers a reasonable return on investment.
The value calculation falls apart entirely for anyone who buys it and discovers it's incompatible with their GoPro model. Even for compatible users, the overall audio performance relative to the price leaves some buyers feeling they could have invested slightly more for a meaningfully better result.
Gain Control Usability
72%
28%
Having a selectable gain option on an action camera mic kit is a feature most competitors at this level skip entirely. Creators shooting in varied environments — a quiet interview one day, a loud outdoor event the next — found it genuinely useful for avoiding clipped or overly quiet recordings.
The gain control is basic by any audio standard, offering a limited number of settings rather than fine-grained adjustment. Users with more demanding recording scenarios found the available options too coarse to dial in exactly the sensitivity level they needed.
Stereo vs Shotgun Versatility
71%
29%
The dual-mic format is the core selling proposition of the GPMK-22 kit, and for creators who genuinely use both recording styles, having the flexibility in one purchase is practical. The ability to switch between wide stereo capture and focused shotgun pickup suits mixed-content creators well.
Some buyers found the kit format unnecessary for their actual shooting style — they only ever used one of the two mics and felt the second was dead weight. For creators with a clearly defined single use case, a more specialized single-mic solution might deliver better results.
XLR Signal Reliability
81%
19%
Buyers who had previously used wireless audio solutions appreciated the consistency of a wired XLR connection. No dropout, no interference from other devices, and no latency issues were reported by users in settings where wireless signals can be problematic, like event venues or crowded outdoor locations.
The physical cable does create a tether that limits certain shooting styles. Action-oriented users who mount their GoPro on helmets or moving vehicles found the wired connection inconvenient or impractical compared to wireless alternatives, even accounting for the reliability advantage.
No-Battery Convenience
83%
Drawing power directly from the camera is a small but genuinely appreciated convenience for creators already managing multiple batteries, chargers, and accessories. Being able to eliminate one more chargeable item from a field kit simplifies packing and reduces the chance of arriving on location with a dead power source.
Because the kit relies entirely on the camera for power, any power draw behavior on the HERO3 or HERO4 battery is introduced by the mic connection. A few users noted slightly faster battery drain during extended recording sessions, though this was not a widespread complaint.
Packaging & Unboxing
62%
38%
The retail packaging protects the components adequately during shipping, and most buyers received the kit in good condition. The compact box size is consistent with the lightweight positioning of the product overall.
Documentation inside the box is minimal to the point of being unhelpful for new users. There is no detailed user guide explaining gain settings, optimal mic placement, or even a clear diagram of which mic is intended for which use scenario — something several buyers specifically called out as a frustration.

Suitable for:

The Polsen GPMK-22 GoPro Microphone Kit is the right call for creators still actively shooting on GoPro HERO3, HERO3+, or HERO4 hardware who want a real audio upgrade without abandoning their existing setup. Action sports videographers filming skateboarding, mountain biking, or hiking footage will find the stereo mic adds genuine environmental depth that the built-in mic simply can't deliver. Travel vloggers who move fast and light will appreciate that the kit doesn't demand extra batteries or complicated rigging — it connects and works. Interview-focused shooters benefit from having the shotgun option available when they need tighter, directional capture in unpredictable field conditions. For anyone on a modest production budget who wants two mic configurations in a single purchase rather than sourcing separate gear, this GoPro mic kit offers practical value without overcomplicating the workflow.

Not suitable for:

The Polsen GPMK-22 GoPro Microphone Kit has a hard compatibility ceiling that will eliminate it as an option for most current GoPro users — if you're running a HERO5 or any model released after 2016, this kit will not work with your camera. Creators who shoot heavily in windy outdoor environments should also be cautious, as the kit lacks robust wind protection and can produce noisy audio in breezy conditions without supplemental accessories. Those expecting professional or broadcast-grade audio quality will be disappointed; this is a meaningful step up from a built-in mic, not a replacement for a dedicated field recording setup. Buyers who need long-term durability from a heavily used kit may find the lightweight build raises questions over time. If your shooting style demands a single, highly specialized microphone rather than a dual-option kit, you may get better results from a purpose-built shotgun or stereo mic designed for your specific recording needs.

Specifications

  • Brand: Manufactured and sold under the Polsen brand.
  • Model Number: The official model designation is GPMK-22.
  • Compatibility: Designed exclusively for use with GoPro HERO3, HERO3+, and HERO4 action cameras.
  • Included Mics: Kit contains one X/Y stereo microphone and one shotgun microphone.
  • Polar Pattern: Omnidirectional polar pattern captures sound from a wide range of angles.
  • Mic Form Factor: The shotgun microphone uses a forward-focused, elongated form factor for directional capture.
  • Gain Control: Features selectable gain adjustment to match microphone sensitivity to the recording environment.
  • Connectivity: Uses XLR wired connectivity for stable, interference-free signal transmission to the camera.
  • Power Source: Draws power directly via the corded camera connection; no external batteries or power supply needed.
  • Item Weight: Complete kit weighs 6.7 ounces, keeping the overall GoPro rig light and portable.
  • Package Dimensions: Retail packaging measures 8.8 x 5 x 2.7 inches.
  • Hardware Platform: Designed specifically for use with camera hardware, not general-purpose audio interfaces.
  • Special Feature: Lightweight construction is a core design priority to preserve GoPro portability.
  • First Available: Product was first listed and made available for purchase in January 2016.
  • Manufacturer Status: As of the available data, this item has not been discontinued by the manufacturer.

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FAQ

Unfortunately, no. The Polsen GPMK-22 GoPro Microphone Kit was specifically engineered for the HERO3, HERO3+, and HERO4. GoPro changed its port and audio architecture with the HERO5 and later models, so this kit is not compatible with anything released after the HERO4 era.

No, and that's one of the more convenient aspects of this kit. It draws power directly through the camera connection, so there's nothing extra to charge or pack. One less thing to worry about when you're heading out to shoot.

Yes, the kit includes both options and you can physically swap between them depending on what a given shot requires. The stereo mic is better for wide environmental audio, while the shotgun is the right choice when you need tighter, more directional capture like narration or a quick on-the-spot interview.

Gain controls how sensitive the microphone is to incoming sound. In quieter environments, you might want higher gain to pick up more detail, while in loud settings like a concert or crowd, dialing it back prevents distortion and clipping. It gives you a basic but practical level of control that the GoPro's built-in mic simply doesn't offer.

At 6.7 ounces for the full kit, it's not featherlight, but it's designed with portability in mind. Most users report that it doesn't significantly change the handling feel of their setup, especially compared to mounting a separate dedicated audio recorder.

It works outdoors, but wind is a real challenge without additional protection. The kit doesn't include a dedicated windscreen or dead cat cover, so in breezy conditions you'll likely pick up some wind noise. If you regularly shoot outside in exposed locations, it's worth picking up a foam or furry windshield separately.

A meaningful one, but not a miraculous one. The built-in GoPro mics are quite limited — they're designed for action use, not audio fidelity. This stereo-shotgun combo delivers noticeably cleaner, more defined sound with better directionality. That said, it's not going to match a professional field recorder or dedicated broadcast mic, so keep expectations grounded.

It's solidly constructed for what it is, but the lightweight design does mean it doesn't feel heavy-duty in hand. For standard travel and vlogging use it holds up well, but if you're regularly putting gear through rough conditions, handle it with reasonable care. A few buyers have raised questions about long-term durability under heavy daily use.

The kit is designed to connect directly to compatible GoPro models, but it's worth reviewing exactly what mounting hardware is included in the box before assuming you won't need additional mounts. Checking the included components list before purchase is a good habit for any camera accessory.

It's purpose-built for GoPro HERO3 and HERO4 connectivity, so it's not a general-purpose mic kit for DSLRs or mirrorless cameras. The connection interface and form factor are designed around GoPro-specific hardware, meaning it won't simply plug into a standard 3.5mm or hot shoe input on other camera types.