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Communication Product

TELEWIND voice cards are categorized as follows

C series of voice cards

TWC-8E1 intelligent 240-gate digital voice trunk card

U series

TWU-2E1 USB 60-route digital trunk voice box

TWU-16/8 USB 16/8-line analogous voice box

TWU-2 USB 2-line analogous voice box

I series of voice cards

TWI-8E1/4E1 intelligent 240/120-route digital trunk voice card

TWI-2E1 intelligent 60-route digital trunk voice card

TWI-E1 intelligent 30-route digital trunk voice card

TWI-16/8 intelligent 16/8-route digital trunk voice card

V series

TWPCM-ISDN ISDN 30-route 1# signaling digital trunk card

TWPCM-30/7 30-route 7# signaling digital trunk card

TW8V/4V-ID 8-line (4-line) calling recognition voice card

TW2V-ID double-line calling recognition voice card

Accessories

Modules (external wire, internal wire, recording, playing, wiring, voice control)

Lightning protection junction box, internal wire power source

E-modem

Gateway

Single-link 7# signaling gateway

Double-link 7# signaling gateway