ไมค์คาดหัวไร้สาย UHF WIRELESS Microphone ไมโครโฟนติดศีรษะไร้สาย ไมค์คาดศรีษะ ไมค์คล้องหู ไมค์คาดศรีษะ ไมค์ลอยคาดศรีษะ
Technical Parameter
Sensitivity: -39db ± 1dB
Microphone: single directional capacitive
Audio response: UHF 720-820mhz
Distortion:<0.5%@400HZ
Frequency response: 20hz-23000hz
Dexterity:39dB±1dB
Charging voltage: DC 5V 300mA
Effective distance::50m
Charging time: 2~3 hours (recommended)
Usage time:It depends on the actual situation
Scope of application:Sound reinforcement and power amplifier equipment (loudspeaker / phonograph / theater player / trolley speaker / backpack speaker / power amplifier equipment etc.)
High quality metal steel wire structure is flexible