9MS Ultra-Low Latency, 20M Barrier-Free Reception, It Can Use Outdoor Live Broadcast And Take A Small Video. It Doesn't Need App, Plug-And-Play, One-Click Connection, Easy To Wear. Intelligent Noise Reduction, Long Endurance Of 10 Hours, Easy To Cope With All Kinds Of Noisy Environment, Worry-Free Shooting, Meet Your Needs For A Day. 360 Full Pointing Pick Up, Record Every Detail Of The Sound. Small And Convenient,It Compatible With Various Devices, Support Mobile Phone, Tablet, Camera, Notebook, Etc. Type-C receiver parameters: Frequency range: 2.4GHz Standby current: 9.2~12mA Starting current: 5~15mA Waiting current: 4.6mA PCBA size: 42.1*24.4*3.2mm Power supply mode: Type-C interface mobile phone Charging input voltage: DC4.8~5.4v Operating current: 28mA Charging interface: TYPE-C Support mobile phone charging: 5V / 2A max. 10W PCBA weight: 2.3g Storage temperature: - 40 ~ 85℃ Transfer distance: The barrier free distance is more than 20m, and the barrier distance of human body is about 7m Signal to noise ratio: 64 dBm Frequency response range: 20-20KHZ Operating temperature: - 10 ~ 45℃