Winbridge M20 Wireless UHF Headset Microphone With Receiver

M20 (UHF wireless MIC&Receiver) Handheld wireless microphone: 1. Transmit Power output:13dBm 2. Sensitivity:-49dB(+-3dB)(0dB=1V/Pa) 3. Direction features: Omnidirectional 4. Replaceable battery: AAA (not include) 5. Impedance: 600Ω±30 6. Product size: φ56.5*255mm 7. Net weight: 223g 8. Frequency response: 30-20000Hz 9. UHF frequency: 700-730MHz Receiver: 1. Transmit Power output:13dBm 2. Polymer battery: 3.7V 750mA 3. Product size: 105*36*19mm 4. Net weight: 45g 5. UHF frequency: 700-730MHz 6. Connector: φ6.5mm MIC Main features: 1. Adopt original sound amplification electroacoustic system; 2. Stylish, ergonomic and comfortable design; 3. Import IC make voice more clear 4. Work with any speaker with φ6.5mm MIC input; 5. Receiver with function indicator lights; 6. Visible Frequency point when pairing to avoid interference with other UHF devices; 7. ABS with silver oil injection, pretty shell