Hollyland LARK M2S Wireless Microphone

System Type: Wireless microphone system.

System composition: Two ultra-compact transmitters with omnidirectional microphones, three receivers (camera, USB-C, Lightning).

Audio: 24-bit / 48 kHz digital transmission.

Wireless technology: 2.4 GHz Adaptive Frequency Hopping (AFH).

Transmission range: Up to 300 m (1,000 ft) for line of sight (LOS) and up to 60 m (200 ft) for non-line of sight (NLOS) for the mobile version; up to 300 m (1,000 ft) for LOS and up to 40 m (130 ft) for NLOS for the camera version, according to the Hollyland Store.

Microphone sensitivity: -37 dBV ±2 dB at 1 kHz, 94 dB SPL.

Noise cancellation: Built-in environmental noise cancellation (ENC).
Built-in recording memory: No.
USB digital audio output: Yes.
Microphone polar pattern: Omnidirectional.
Frequency response: 20 Hz - 20 kHz.
Signal-to-noise ratio: > 70 dB.
Maximum sound pressure level: 116 dB SPL.
Battery capacity: TX: 85 mAh, RX (camera): 145 mAh, RX (mobile): 680 mAh, RX (combo): 1300 mAh.
Operating time: TX: ~9 hours, RX (camera): ~8.5 hours, RX (mobile): more than 2 full charges for 2 TX simultaneously.
Charging time: ~1 hour.
Operating temperature range: -10 ~ 45 °C.
Transmitter dimensions: 13 x 6.3 mm (main part – front), 24 x 9 mm (main part – back).
Transmitter weight: ~7 g.
Receiver dimensions (mobile): ~40 x 16.7 x 9 mm.
Receiver weight (mobile): ~6 g.
Connection: USB-C, Lightning, 3.5 mm TRS.