•Small body,light weight,free to wear •Type-C interface,compatible with multiple devices •Easy to operate,automatic connection at startup •New and upgraded noise reduction chip,actively filtering noisy sounds,high sensitivity,clear recording and restoring sound fidelity •Live/video recording,stable signal,clear reception,synchronous and accurate transmission of sound and images •Built-in rechargeable battery,ultra-long endurance,short video recording,live selling,outdoor interviews,online teaching,easy response in various noisy environments,shooting without worry Specifications: •Frequency range: 2.4GHz •Transmitter: •Working current: 11~12mA •Boot current: 10~11mA •Receiver: •Working current: 20~21mA •Receiver: •Boot current: 8~9mA •Shutdown current: 2~3uA •Working temperature: -10~45 degrees Celsius •Charging input voltage: DC4.8~5.4V •Working time: about 6H •Charging interface: TYPE-C •Charging time: about 90min •Charging current: about 60mA •Battery capacity: 60mAh •Battery full voltage: 4.1~4.25V •Transmission distance: barrier-free distance: 20m,human barrier distance: about 7m •Signal-to-noise ratio: 64dBm •Transmission delay: 18MS •Sensitivity (microphone): -42dB •Microphone: silicone mic •Antenna Type: Ceramic Antenna •Frequency range: 20-20KHZ Package included: •1 x Transmitter •1 x Receiver •1 x Charging Cable •1 x English User Manual •Other items not include