Retekess Translation System Language Interpretation System Wireless Conference System Emission Power for Meetings Conference International Convention astronomy telescope ota not the high speed version

not the high speed version

Breaking current: 180 uA ± 5 uA

High-Quality Construction:

The MFR Coating technique provides optimal out-of-band blocking from UV to IR wavelengths

Retekess Translation System Language Interpretation System Wireless Conference System Emission Power for Meetings Conference International Convention astronomy telescope ota not the high speed versionRetekess Translation System Language Interpretation System Wireless Conference System Emission Power for Meetings Conference International Convention Retekess IR Simultaneous Interpretation System Equipment for Conference Power save function of infrared receiver; if no signal in five minutes or you pull up the earphone; then the IR receiver will turn off automatically; so it can save power effectively for longer working hours Charger case has 30