BOYA BY-WM4 Pro Portable Wireless Microphone Customer Reviews
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BOYA BY-WM4 Pro Portable Wireless Microphone
Hollyland LARK A2 Combo
Hollyland LARK A2 Mini Duo
DJI Mic Mini| Specification | BOYA BY-WM4 Pro Portable Wireless Microphone | Hollyland LARK A2 Combo | Hollyland LARK A2 Mini Duo | DJI Mic Mini |
|---|---|---|---|---|
| Brand | BOYA | Hollyland | Hollyland | DJI |
| Model | BOYA BY-WM4 Pro Portable Wireless Microphone | LARK A2 | LARK A2 | Mic Mini |
| Announced | Not specified | September 2026 | September 2026 | November 26, 2024 |
| Type | Not specified | Smartphone Wireless Microphone System | Smartphone Wireless Microphone System | Wireless Clip-On Microphone System |
| Microphone System | Not specified | 2 transmitters + mobile receiver + charging case (Duo) | 2 transmitters + mobile receiver; no charging case (Mini Duo) | Variable product: selectable 1 TX + 1 RX or 2 TX + 1 RX + charging case configuration |
| Color | Not specified | Black | Black | Black |
| Specification | BOYA BY-WM4 Pro Portable Wireless Microphone | Hollyland LARK A2 Combo | Hollyland LARK A2 Mini Duo | DJI Mic Mini |
|---|---|---|---|---|
| Polar Pattern | Omnidirectional lavalier | Omnidirectional | Omnidirectional | Omnidirectional |
| Frequency Response | 35 Hz–14 kHz ±3 dB | 20Hz–20kHz | 20Hz–20kHz | 20Hz–20kHz (low-cut off); 100Hz–20kHz (low-cut on) |
| Signal-to-Noise Ratio | 84 dB or higher | ≥68dB | ≥68dB | Not specified |
| Microphone Type | Not specified | Condenser | Condenser | Condenser |
| Sensitivity | Not specified | -37dBV ±2dBV at 1kHz, 94dB SPL | -37dBV ±2dBV at 1kHz, 94dB SPL | Not specified |
| Maximum SPL | Not specified | 120dB SPL | 120dB SPL | 120dB SPL |
| Audio Resolution | Not specified | 24-bit / 48kHz | 24-bit / 48kHz | 24-bit / 48kHz |
| Equivalent Noise | Not specified | Not specified | Not specified | 24dBA |
| Specification | BOYA BY-WM4 Pro Portable Wireless Microphone | Hollyland LARK A2 Combo | Hollyland LARK A2 Mini Duo | DJI Mic Mini |
|---|---|---|---|---|
| Wireless Technology | 2.4 GHz digital wireless | GFSK 2Mbps, 2.4GHz adaptive frequency hopping | GFSK 2Mbps, 2.4GHz adaptive frequency hopping | GFSK 2Mbps digital wireless plus Bluetooth 5.3 |
| Transmission Range | Up to 60 m with no obstacles | Up to 200m line-of-sight | Up to 200m line-of-sight | Up to 400m in an open, unobstructed, interference-free environment |
| Operating Frequency | Not specified | 2.4GHz ISM band | 2.4GHz ISM band | 2.400–2.4835GHz |
| Maximum Transmitters | Not specified | 2 | 2 | 2 |
| Maximum Receivers / Channels | Not specified | 1 mobile receiver / 2 channels | 1 mobile receiver / 2 channels | 1 receiver / 2 channels |
| Wireless Features | Not specified | Adaptive frequency hopping and automatic pairing | Adaptive frequency hopping and automatic pairing | Automatic limiting, two-level active noise cancelling and DJI OsmoAudio direct connection |
| Specification | BOYA BY-WM4 Pro Portable Wireless Microphone | Hollyland LARK A2 Combo | Hollyland LARK A2 Mini Duo | DJI Mic Mini |
|---|---|---|---|---|
| Transmitter Input | 3.5 mm microphone input | Not applicable | Not applicable | Not applicable |
| Transmitter Microphone | Not specified | Built-in omnidirectional condenser microphone | Built-in omnidirectional condenser microphone | Built-in omnidirectional condenser microphone |
| Transmitter Recording | Not specified | No | No | No |
| Internal Storage / Recording Time | Not specified | Not applicable | Not applicable | Not applicable |
| Transmitter Battery Life | Not specified | Approx. 7 hours | Approx. 7 hours | Approx. 11.5 hours |
| Transmitter Charging Time | Not specified | Under 1.5 hours | Under 1.5 hours | Approx. 90 minutes |
| Transmitter Dimensions | Not specified | 37.7 × 19.8 × 10mm | 37.7 × 19.8 × 10mm | 26.55 × 26.06 × 15.96mm |
| Transmitter Weight | Not specified | Approx. 8.5g | Approx. 8.5g | Approx. 10g excluding clip magnet |
| Specification | BOYA BY-WM4 Pro Portable Wireless Microphone | Hollyland LARK A2 Combo | Hollyland LARK A2 Mini Duo | DJI Mic Mini |
|---|---|---|---|---|
| Monitoring Output | 3.5 mm headphone output | Not applicable | Not applicable | Not applicable |
| Receiver Type | Not specified | Plug-in mobile receiver | Plug-in mobile receiver | Dual-channel camera receiver with interchangeable mobile adapters |
| Receiver Outputs | Not specified | USB-C and/or Lightning digital audio according to kit | USB-C and/or Lightning digital audio according to kit | 3.5mm TRS camera output and USB-C digital output |
| Receiver Battery Life | Not specified | Powered by connected mobile device | Powered by connected mobile device | Approx. 10.5 hours |
| Receiver Charging Time | Not specified | Not applicable | Not applicable | Approx. 100 minutes |
| Receiver Dimensions | Not specified | 37 × 27 × 9.8mm | 37 × 27 × 9.8mm | 46.50 × 29.61 × 19.32mm |
| Receiver Weight | Not specified | Approx. 5.9g | Approx. 5.9g | Approx. 17.8g |
| Specification | BOYA BY-WM4 Pro Portable Wireless Microphone | Hollyland LARK A2 Combo | Hollyland LARK A2 Mini Duo | DJI Mic Mini |
|---|---|---|---|---|
| Connection | Not specified | 2.4GHz wireless | 2.4GHz wireless | 2.4GHz wireless |
| Audio Outputs | Not specified | Digital mobile audio | Digital mobile audio | 3.5mm TRS and USB-C digital audio |
| USB | Not specified | USB-C receiver/charging | USB-C receiver/charging | USB-C |
| 3.5mm Connection | Not specified | Not applicable | Not applicable | 3.5mm TRS camera output |
| Camera Compatibility | Not specified | Not applicable | Not applicable | Cameras with a compatible 3.5mm microphone input when using the camera receiver |
| Smartphone Compatibility | Not specified | Supported USB-C and Lightning phones/tablets according to supplied receiver | Supported USB-C and Lightning phones/tablets according to supplied receiver | Supported USB-C and/or Lightning phones using the supplied receiver or official adapter |
| Computer Compatibility | Not specified | USB-C computers where standard USB audio is supported | USB-C computers where standard USB audio is supported | Windows and macOS computers via USB-C digital audio |
| Operating System Compatibility | Not specified | iOS and Android where supported by the selected receiver/adapter | iOS and Android where supported by the selected receiver/adapter | Windows, macOS, iOS and Android where officially supported |
| Direct Device Compatibility | Not specified | Not applicable | Not applicable | DJI OsmoAudio-compatible cameras via direct Bluetooth connection |
| App Support | Not specified | LarkSound app | LarkSound app | DJI Mimo where supported |
| Specification | BOYA BY-WM4 Pro Portable Wireless Microphone | Hollyland LARK A2 Combo | Hollyland LARK A2 Mini Duo | DJI Mic Mini |
|---|---|---|---|---|
| Onboard Recording | Not specified | No | No | No |
| Bit Depth / Sample Rate | Not specified | 24-bit / 48kHz | 24-bit / 48kHz | 24-bit / 48kHz |
| Timecode | Not specified | No | No | No |
| Safety Track | Not specified | Supported | Supported | Supported — -6dB secondary safety track through receiver |
| Gain Control | Not specified | App-adjustable gain | App-adjustable gain | Receiver gain dial and automatic limiting |
| Noise Cancellation | Not specified | Three-level AI noise cancellation, up to 20dB reduction | Three-level AI noise cancellation, up to 20dB reduction | Two-level active noise cancelling |
| Controls | Not specified | Transmitter and app controls | Transmitter and app controls | TX link/noise-cancellation controls and receiver dial/buttons |
| Special Recording Features | Not specified | AI auto-limit clip protection and safety track | AI auto-limit clip protection and safety track | Automatic limiting to prevent clipping |
| Low-Cut Filter | Not specified | Not specified | Not specified | 100Hz low-cut option |
| Specification | BOYA BY-WM4 Pro Portable Wireless Microphone | Hollyland LARK A2 Combo | Hollyland LARK A2 Mini Duo | DJI Mic Mini |
|---|---|---|---|---|
| Power Source | Two AAA batteries per transmitter | Built-in rechargeable batteries | Built-in rechargeable batteries | Built-in rechargeable batteries |
| Battery Type | Not specified | Rechargeable lithium-ion | Rechargeable lithium-ion | Rechargeable lithium-ion |
| Battery Life | Not specified | Approx. 7 hours per transmitter | Approx. 7 hours per transmitter | TX 11.5 hours; RX 10.5 hours; up to 48 hours with charging case |
| Charging | Not specified | USB-C charging case | USB-C direct charging | USB-C; components also charge in applicable case |
| Fast Charging | Not specified | Not specified | Not specified | 5 minutes charging provides about 1 hour use |
| Specification | BOYA BY-WM4 Pro Portable Wireless Microphone | Hollyland LARK A2 Combo | Hollyland LARK A2 Mini Duo | DJI Mic Mini |
|---|---|---|---|---|
| Charging Case | Not specified | Included | Not applicable | Included only with applicable selectable kit variation |
| Case Battery Capacity | Not specified | 530mAh | Not applicable | 1950mAh / 7.55Wh when charging case is selected |
| Case Battery Life / Charging Cycles | Not specified | More than 2 full charges for two transmitters | Not applicable | Approx. 3.6 full charges for two transmitters and one receiver; up to 48 hours total |
| Case Charging Time | Not specified | Under 1.5 hours | Not applicable | Approx. 2 hours |
| Case Charging Port | Not specified | USB-C | Not applicable | USB-C |
| Case Dimensions | Not specified | 90 × 58 × 40mm | Not applicable | 96.10 × 41.00 × 59.35mm |
| Case Features | Not specified | Stores and charges two transmitters and mobile receiver | Not applicable | Stores and charges up to two transmitters and one receiver in the case-equipped variation |
| Case Weight | Not specified | Not specified | Not applicable | Approx. 139g |
| Specification | BOYA BY-WM4 Pro Portable Wireless Microphone | Hollyland LARK A2 Combo | Hollyland LARK A2 Mini Duo | DJI Mic Mini |
|---|---|---|---|---|
| Mounting / Attachment | Not specified | Integrated clip and/or magnetic attachment | Integrated clip and/or magnetic attachment | Integrated clip and/or magnetic attachment |
| Operating Temperature | Not specified | -10°C to 60°C | -10°C to 60°C | TX/RX -10°C to 45°C |
| Special Features | Not specified | Magnetic 8.5g transmitters | Magnetic 8.5g transmitters | Ultralight magnetic transmitters; direct OsmoAudio connection |
| Specification | BOYA BY-WM4 Pro Portable Wireless Microphone | Hollyland LARK A2 Combo | Hollyland LARK A2 Mini Duo | DJI Mic Mini |
|---|---|---|---|---|
| What's in the Box | Not specified | 2 × transmitters, 1 × mobile receiver, charging case, 2 × windscreens, carrying bag, charging cable and documentation | 2 × transmitters, 1 × mobile receiver, windscreens, charging cable and documentation | Contents follow the selected variation: transmitter(s), receiver, charging case where selected, clip magnets, windscreens, mobile adapters/cables where listed and documentation |
BOYA BY-WM4 Pro Portable Wireless Microphone specifications
| Brand | BOYA |
|---|---|
| Model | BOYA BY-WM4 Pro Portable Wireless Microphone |
| Polar Pattern | Omnidirectional lavalier |
|---|---|
| Frequency Response | 35 Hz–14 kHz ±3 dB |
| Signal-to-Noise Ratio | 84 dB or higher |
| Wireless Technology | 2.4 GHz digital wireless |
|---|---|
| Transmission Range | Up to 60 m with no obstacles |
| Transmitter Input | 3.5 mm microphone input |
|---|
| Monitoring Output | 3.5 mm headphone output |
|---|
| Power Source | Two AAA batteries per transmitter |
|---|
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