Features One for Two Wireless Microphone 1. 9 ms ultra-low latency, 20 m barrier-free reception, it can be used for outdoor live broadcasting and taking small videos 2. It does not need APP, plug and play, one-click connection, easy to carry 3. Intelligent noise reduction, long endurance of 10 hours, easy to handle all kinds of noisy environments, worry-free shooting, to meet your needs for a day 4. 360° all-round pickup, every detail of the sound is captured 5. Small and convenient, compatible with various devices, support mobile phone, tablet, camera, notebook, etc. Specification Input voltage: DC4.8-5.4V Charging port: for Lightning/for Type-C Battery capacity: 80mAh Transmission Distance: 8 m barrier, 20 m barrier-free Microphone size: 62*23*28mm Microphone weight: 7g Receiver size: 45*27*7mm Receiver weight: 4g Pack included 2 x Rechargeable Wireless Microphone 1 x Receiver 1 x English Manual 1 x USB cable