What interfaces does the IDM-Video Phone video telephone optical multiplexer provide, and what devices can it connect to?

The interfaces of the video telephone optical multiplexer are classified by service type: the video port of the IDM-Video Phone video telephone optical multiplexer is BNC, 75 Ω unbalanced, and connects to cameras and display devices; the telephone service provides FXO and FXS interfaces, with an audio range of 300 Hz to 3400 Hz and A-law compression in accordance with ITU G.711; the two data ports are RJ-45 and support RS-232, RS-422 (4-wire) and RS-485 (2-wire), and can connect to PTZ controllers and data acquisition terminals; the optional two Ethernet ports are RJ-45 with 10M/100M adaptive operation, connecting to switches or network cameras; the optical interface is FC, with 1310 nm/1550 nm dual-wavelength pairing.