The Hollyland LARK M3 Combo 4TX & 2RX is a wireless microphone system supporting up to four transmitters and two receivers simultaneously. It features 48 kHz / 32-bit float audio output, 3-level AI noise cancellation, and independent 4-track recording. Each transmitter weighs 9g and attaches magnetically. Designed for multi-person interviews, panel discussions, and multi-camera shoots, it operates at a range of up to 300m with a total battery life of up to 24 hours per transmitter using the included safe-lock charging case.
Key Features
- 4TX & 2RX Simultaneous Operation: Records up to 4 speakers at once using 1 Camera Receiver (Camera RX) and 1 USB-C Receiver (USB-C RX).
- 48 kHz / 32-Bit Float Audio: 125 dB Max SPL and ≥ 70 dB SNR prevent clipping and deliver wide dynamic range (32-bit float output supported via third-party recording apps on Apple iOS/macOS; Android supports up to 24-bit).
- 4-Track Independent Recording: Outputs 4 isolated audio tracks to a computer via USB-C or to a camera via the optional Hot Shoe Adapter.
- 3-Level AI Noise Cancellation: Suppresses steady noise and transient sounds with 3 selectable levels: 10 dB, 15 dB, and 20 dB.
- Custom Voice Tuning & Presets: Features 1-tap de-essing and 8 built-in vocal presets customizable via the Hollyland LarkSound app; each transmitter supports an independent preset simultaneously.
- Compact 9g Transmitters: Button-sized form factor (D26.5 × 10 mm) with magnetic attachment.
- 300m (1,000 ft) Transmission: Uses 2.4 GHz Adaptive Frequency Hopping (AFH) and proprietary HDT wireless technology.
- Smart Role Assignment: Automatically designates a Primary Receiver for parameter adjustments (noise cancellation, mute, gain) and a Secondary Receiver for monitoring; automatically switches roles if the Primary Receiver goes offline.
- Battery Life & Safe-Lock Case: Transmitters run up to 8 hours on a single charge. The 1800 mAh charging case provides over 2 full recharges for all 4 transmitters.
Technical Specifications
- Wireless Technology: 2.4 GHz Adaptive Frequency Hopping (AFH), QPSK 3 Mbps modulation
- Transmission Range: Up to 300m (1,000 ft) LOS
- Polar Pattern: Omnidirectional
- Frequency Response: 20 Hz – 20 kHz
- Sample Rate / Bit Depth: 48 kHz / 24-bit & 48 kHz / 32-bit float
- Max Sound Pressure Level (SPL): 125 dB SPL
- Signal-to-Noise Ratio (SNR): ≥ 70 dB
- TX Sensitivity: -37 dBV ±2 dBV @ 1 kHz, 94 dB SPL
- Gain Control: 3-level physical slider/app control (Camera RX); 6-level app control (USB-C RX)
- Battery Runtime: TX: ~8 hours | Camera RX: ~9 hours
- Battery Capacity: TX: ~95 mAh | Camera RX: ~260 mAh | Charging Case: ~1800 mAh
- Charge Time: TX: ~1.5 hours | Charging Case: ~2.5 hours
- Dimensions: TX: D26.5 × 10 mm | Camera RX: 40 × 25 × 13 mm | USB-C RX: 40 × 16.5 × 9 mm | Case: 155 × 102 × 56 mm
- Weight: TX: ~9 g | Camera RX: ~20 g | USB-C RX: ~5.9 g | Case: 328 g
- Operating Temperature: -10°C to 60°C
What’s in the Box
- 4× Transmitter (TX)
- 1× Camera Receiver (RX)
- 1× USB-C Receiver (RX)
- 1× 4TX & 2RX Charging Case
- 4× Magnet
- 4× Furry Windshield
- 2× 3.5mm TRS to 3.5mm TRS Cable
- 1× USB-C to USB-C Cable
- 1× Carrying Bag
- 1× Packing List Card, Warranty Card, Compliance Card, Quick Guide
