... unit can transmit 1 line bidirectional digital video broadcasting, 1 line bidirectional high-fidelity audio, 1 line bidirectional asynchronous date,1 line 10/100M ... impedance: BNC 75 ohm unbalance interfaceInput/output voltage: peak 1 vpp, max 1.5 VppSignal: PAL/NTSC/SECAMVideo bandwidth: 8MHZVideo number wide ... 48V,+24V+12,+5V optional power 5W (single terminal) Digital Video Transmitter and Receiver