Stock Status:
Condition: New
SKU : 3837M33
Supercardioid directional pickup for focused audio
Plug-and-play operation (no battery required)
Ultra-lightweight camera-mount design
Comes with TRS and TRRS cables
Compatible with cameras and smartphones
Reduces background and ambient noise
Includes foam windshield for wind reduction
Shock-resistant lightweight build
Ideal for handheld and mounted shooting
Simple setup with no complex controls
The BOYA BY-BM2021 Camera-Mount Supercardioid Shotgun Microphone is a lightweight on-camera condenser microphone designed for improving audio quality in video recording, vlogging, filmmaking, interviews, and content creation. It is widely used with DSLR cameras, mirrorless cameras, camcorders, smartphones, and laptops.
It features a supercardioid polar pattern, which focuses strongly on sound from the front while reducing background noise from the sides and rear, making it ideal for clear subject-focused recording.
| Product | Price |
|---|---|
| BOYA BY-BM2021 CAMERA-MOUNT SUPERCARDIOID SHOTGUN MICROPHONE | KSh 2,900 |
| Specification | Details |
|---|---|
| Product Type | On-Camera Shotgun Microphone |
| Brand | BOYA |
| Model | BY-BM2021 |
| Microphone Type | Electret Condenser |
| Polar Pattern | Supercardioid |
| Frequency Response | 40 Hz – 20 kHz |
| Sensitivity | -35 dB ±3 dB |
| Signal-to-Noise Ratio | 76 dB |
| Connectivity | 3.5mm TRS & TRRS output |
| Power Source | Plug-in power (no battery required) |
| Mounting | Camera shoe mount (cold shoe) |
| Material | Reinforced ABS plastic |
| Weight | Approx. 63g |
| Compatibility | DSLR, mirrorless cameras, camcorders, smartphones, PCs |
The BY-BM2021 delivers improved directional audio capture compared to built-in camera microphones, making it perfect for creators who need cleaner voice recording.
It performs best in vlogging, outdoor shooting, interviews, and short-form video production, where isolating the subject’s voice is important. The supercardioid design helps significantly reduce side noise and focus audio toward the camera’s subject.
3.5mm TRS output for cameras
3.5mm TRRS output for smartphones
Plug-and-play connection
No USB interface required
No battery required
The microphone features a compact ABS construction with a cold-shoe mount for easy camera attachment. Its lightweight build ensures it does not add bulk to mobile or handheld shooting setups.
The included foam windscreen helps reduce wind noise during outdoor recording.
Vlogging
YouTube content creation
Mobile filmmaking
Interviews
Short video production
DSLR/mirrorless camera recording
Outdoor shooting
Social media content creation
| Pros | Cons |
|---|---|
| Very affordable price | Not professional studio-grade |
| Strong directional sound capture | No advanced gain controls |
| Lightweight and portable | Wired connection only |
| No battery required | Picks some ambient noise in very loud environments |
| Works with cameras and phones | Basic entry-level audio quality |
| Easy plug-and-play setup | Limited customization |
Q1: Does BOYA BY-BM2021 need a battery?
No, it is powered directly by the device.
Q2: Can it be used with smartphones?
Yes, it supports smartphones via 3.5mm TRRS connection.
Q3: Is it good for YouTube videos?
Yes, it is commonly used for vlogging and YouTube content creation.
Q4: Does it work with DSLR cameras?
Yes, it is designed for DSLR and mirrorless cameras.
Q5: Is it better than built-in camera mic?
Yes, it provides much clearer and more focused audio.
The BOYA BY-BM2021 Shotgun Microphone priced at KSh 2,900 in Kenya is a reliable and budget-friendly camera-mount microphone for content creators. With its supercardioid pickup pattern, lightweight build, and plug-and-play design, it is ideal for improving audio quality in vlogging, filmmaking, interviews, and online content creation.
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