Stable transmission distance of 30-50 metres with low latency Greater than 5ms for device accessibility.Large capacity rechargeable lithium battery,Lasts up to 4 hours.High-penetration sound, lossless reproduction of vocals.Plug and play , wired microphone to wireless microphone, get rid of the wired trouble.Automatic channel search,Traditional physical button operation is anti-miscontact and more intuitive.TYPE-C cable charging, the device supports 48V condenser and dynamic microphone use.The device supports linking, mixing consoles, small amplifiers, combined amplifiers, sound cards and other devices.One key switch ON/OFF, 48V/0V switching, three gears reverb effect selection, with red, green, blue three colour display. You can also choose to turn off the reverb effectEmitter parameter:Carrier frequency range:2302MHZ-2387MHZRF power output: 10dBFrequency response:50HZ-15KHZMicrophone pickup: moving-coil typePower Supply: 14500 batteryOperating current: 22-24mAReceiver parameters:Carrier frequency range:2302MHZ-2387MHZWorking distance: 50-150 meters (depending on the environment)Working voltage: DC3.7VOperating current: 17.5-20mAColour:BlackMaterial:MetalPackage Contents:1 x Microphone Receiver2 x Microphone TransmitterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.