USB Audio Transmitter Charged by USB port, not adaptor Transmission radius is ... and Advantages1.Delicate, easy to take2.Charged by USB port, not adaptor3.Transmission radius is about 15 ... TypeOFDMWorking frequency5.1~5.9GHzTransmit distance10m~15mdelay<1msVideo input resolutionTV: 1080p,1080i,720p,576p,480p,PC: VGA ... format supportingPCM,AC3,DTS,Dolby digitalInterface(TX)HDMI input x1(HDMI 1.3,HDCP 1.2, ...