PULUZ PU646B Wireless Microphone System with 1 Receiver & 1 Transmitter 10M Transmission Range Built-in Battery Replacement for Android Phones Computer Laptop Camera for Live Streaming Interview Vlog Features: 【Wireless pickup microphone】With 2.4G wireless connection, the clip on lapel mic can provide up to 48K high-fidelity recording 【Low latency】With microphone signal-to-noise ratio greater than 65dbo, there is no sense of delay recording 【ENC Enabled】Excellent noise reduction performance, easy to record in noisy environments without noise interference 【BT mode】In BT mode, the lavalier microphone can be used for karaoke, adding background sound during recording, etc. 【Dodging function】When connected to BT to play music, turning on the function recording can automatically suppress background Bluetooth music 【Reverb function】Turn on the reverb to make the sound more infectious 【Battery Life】300mAh high-capacity battery, continuous recording for 12 hours at a time. Specifications: Product Type: Lavalier Wireless Microphone Channel system: One Microphone one Receiver Control method: Button Active and passive: Active 2.4G solution: Jerry AD6976M4 Working system: GFSK Working frequency: 2.4G-2.4835GHZ Radio sensitivity: -38db Effective distance: Greater than or equal to 10 meters Transmitter shutdown power consumption: 2ua Transmitter power consumption (video mode): 25ma Transmitter power consumption (BLE mode): 30-40ma Receiver power consumption: 16ma Receiver charging current for mobile phone: 1000ma Microphone signal-to-noise ratio: Greater than or equal to 65db Frequency response: 20Hz-20KHz Monitoring: One-way monitoring Microphone: Electret Battery: 300mAh Talk time: More than 10 hours Standby time: (off state): 6 months Charging input standard: DC-5V/MAX 200+/-10mA Charging time: 1.5-2 hours Packing List: 1 * Transmitter 1 * Receiver 1 * Wind Muff 1 * 3.5mm TRS Audio Cable