Frequency range: FM121.7-128.7MHz
-Frequency response: 100Hz-1000Hz (± 3dB)
-Sound distortion: Less than 1%
-Dynamic range: 80dB
-Signal to noise ratio: S / N, Signal to noise: Better than 80dB
-Operating temperature: 0 ° C-45 ° C
-Wireless range: 10m
-Wireless microphone
-Broadcast type: FM
-RF output power: 8mw (maximum 50mw)
-Frequency: 75KHz
-Battery: 9V (not included