Hollyland Lark M2 Wireless Lavalier Microphone Combo

• Incredibly Small: Weighing just 9g, LARK M2 wireless lavalier microphone is the lightest mini microphone on the market. With its lossless sound reproduction and top-of-the-line recording capabilities, it brings you unmatched recording performance. The wireless audio transmission can reach up to 1000ft line-of-sight range. Perfect for filmmakers, vloggers, and podcasters.
• Hi-Fi Studio-Grade Sound Quality: Designed for the Pro, LARK M2 wireless microphone features a 48kHz/24-bit audio format, capturing every sound with accuracy. With a 70dB signal-to-noise ratio, it ensures excellent audio signals with minimal background noise. Moreover, it can handle a Maximum 115dB Sound Pressure Level, perfect for recording in environments with high-pitched sounds.
• Extended 40-Hour Battery Life: With optimized power efficiency, the LARK M2 wireless microphone can work for up to 10 hours (with ENC off). The compact charging case can fully charge the entire set twice, and each charge takes less than 2 hours. With the charging case, the camera version has a battery life of 40 hours. No more worrying about low battery situation. 
• Smart Control of Noise Cancellation: LARK M2 supports one-click on the yellow button to turn on/off the noise cancellation on the transmitter. On the receiver of the camera version, the indicator lights at the top of the RX will stay green when noise cancellation is on. Enhanced firmware and audio algorithms ensure crystal-clear, rich, and undistorted human voices, even in noisy environments.
• Instant Pairing Upon Unboxing: LARK M2 microphone system is pre-paired at the factory, so you won't have to deal with any complex setup procedures. The TX and RX will automatically pair with each other, allowing you to start recording right away. You can easily adjust volume levels on the RX using the intuitive knob. Three LEDs clearly display volume levels, showing the current status

Specifications

• Mic Sensitivity -37 dBV ± 2dB @ 1 KHz, 94dB SPL

• Wireless Modulation Mode GFSK 2 Mbps

• Wireless Transmission 2.4 GHz Adaptive Frequency Hopping (AFH)

• Transmission Range

  Mobile Version: Up to 1000ft (300m) for LOS/200ft (60m) for NLOS Camera Version: Up to 1000ft (300m) for LOS/130ft (40m) for NLOS

• Mic Polar Pattern Omnidirectional

• Frequency Response 20 Hz–20 kHz

• Signal-to-Noise Ratio > 70dB

• Sound Pressure Level 115dB SPL

• Bit Depth 24-bit

• Sample Rate 48 kHz

• Battery Voltage TX: 3.87V Camera Version RX: 3.87V Mobile Version Charging Case: 3.8V Camera Version Charging Case: 3.8V

• Battery Capacity

  TX: 97 mAh Camera Version RX: 145 mAh Mobile Version Charging Case: 750 mAh Camera Version Charging Case: 1950 mAh

• Operating Time

  TX: About 10 hours Camera Version RX: About 9 hours Mobile Version Charging Case: > 2 times charging for 2 TX at the same time Camera Version Charging Case: > 3 times charging for all TX and RX at the same time

• Charging Time

  TX: About 1.5 hours Camera Version RX: About 1.5 hours Mobile Version Charging Case: < 1.5 hours Camera Version Charging Case: < 2 hours

• Charging Temperature 0° C to 45° C

• Operating Temperature –10° C to 45° C

• Dimensions

  TX: Approx. D26mm x 9.9mm (1.0” x 0.4”) Mobile Version RX: Approx. 40mm x 16.5mm x 9mm (1.6” x 0.6” x 0.4”) Camera Version RX: Approx. 40mm x 25.7mm x 20.5mm (1.6” x 1.0” x 0.8”) Mobile Version Charging Case: Approx. 75.8mm x 49.8mm x 35mm (3.0” x 2.0” x 1.4”) Camera Version Charging Case: Approx. 86mm x 54mm x 39mm (3.4” x 2.1” x 1.5”)

• Weight

  TX: Approx. 9g (0.3oz) Mobile Version RX: Approx. 6g (0.2oz) Camera Version RX: Approx. 14.8g (0.5oz) Mobile Version Charging Case: Approx. 65.6g (2.3oz) Camera Version Charging Case: Approx. 111g (3.9oz)