Condition: 100% Brand New Item Type: Clip-on Lapel Tie Wireless Microphone Material: Plastic Colour: As Pictures Shown Weight: Approx. 430g/15.2oz Modulation Method: VHF Frequency Range: 220-270MHz Frequency Stability: 30ppm Comprehensive Distortion: 0.5% Dynamic Range: >90dB Audio Output: Mixed 0- Equilibrium 0- Channel Group Number: Dual Channel Sound Head: Moving Coil Distance: 50m/164ft Battery Type:18650 Lithium Battery Battery Capacity: 2000mA1Simple to use, with led display, supports a wide range of device applications, as long as the device can be connected to the microphone interface. 2Suitable for teaching, business promotion, stage meeting training. 3Automatic connection, compatible with audio, amplifier, multimedia, mobile audio, transmitter equipped with a rear clip for easy transmission. 4Wireless microphone, easy to carry, simple and practical. 5The design is light and easy to carry, release both hands, passion deduction.2x Transmitters1xReceiver1x USB Cable2x Clip-onLapelTieMicrophones1x Converter1x Instruction