Product Description14VideoJet 10 ISDNRear panel connectors1 BNC socket Video In (transmitter) or Video Out (receiver)for video source or for an analog video monitor2 Slide switch 75 Ω (transmitter)for termination of the video input3 Bidirectional audio interface Audio I/O3.5 mm stereo jack for connection of a loudspeaker or an audiosource (mono line)4 Serial interface port COM2: RS2329-pin sub-D socket (m) for control data transmissions (protocolRS232)5 Serial interface port COM1: RS232/4859-pin sub-D socket (m) for control data transmissions(protocols RS232, RS422 and RS485) and for configurationusing terminal software6 LED Powerflashes yellow when ready