Open the cover lid, and it will turn on automatically, put it into the charging compartment and it will automatically turn offPlug and play, no need to download APPThe pickup time of the wireless microphone can be up to 7 hours on a single charge, and the battery life can be up to 35 hours with the charging caseProvides stable 2.4GHz wireless transmission to ensure good sound quality and smooth interaction, barrier-free transmission distance is 300 metersCompatible for mobile phones with a Type C interface (not support for Samsung and not support for Xiaomi Redmi phones)Perfect for live streaming, video recording, video blogging, online teaching, etc Specification: Pointing characteristics: omnidirectionalChannels: 2Frequency: 20Hz-20KHzInput voltage: 5VSignal-to-noise ratio: ≥60DBTransmission frequency: 2.4GHzTransmission distance: 300 metersMicrophone battery capacity: 70mAhSingle use time: 7 hoursCharging case battery capacity: 450mAhTotal use time: 35 hoursMicrophone size: 47.1*15.04*15.61mmReceiver size: 47.5*13.47*7.95mmProduct net weight: 8.2g Package included: 1 x Microphone (Type C) 1 x Receiver 1 x English User Manual Other things not included