Frequency range : 2.4-2.5 GHz
Modulation Mode : FS-FHSS frequency selecting-and-hopping technology
Frequency response : 20Hz~20KHz
Sensitivity : -46dB+1dB
Working Voltage : 3.7V
Battery capacity : 2600maH Lithium ion battery
Consecutive battery use time : > 20 hours
Loudspeaker : 2W/Ω8
Microphone stem length : 310MM
Dimension : 141x161x53mm
Weight : 0.5kg
Working temperature : 0~45 ºC
Storage temperature :-20~50 ºC