Products tagged with 'VoIP'

2 FXS Ports Add 2 analog telephones.

2 FXO Ports Connect 2 analog PSTN (POTS) lines.

1 FXS Port & 1 FXO Port Unique PSTN Fallback Function

2 BRI Ports 2 x NT/TE BRI Ports

1 Channel for GSM Voice Calls Frequency: 850/900/1800/1900 MHz (quad-band)

1 WCDMA Channel 1 Channel for WCDMA Voice Calls Frequency: 900/2100 MHz, 850/2100 MHz, 850/1900 MHz

3G/4G Voice Call & Data Insert 4G module on Slot_1 of S20&S50 and Slot_1 of EXP 1 of S100&S300.Learn more.

EX08 has 4 onboard module slots and 8 interfaces on the panel. Supported Model: S100 and S300

EX30 has 1 onboard E1/T1/PRI port. Supported Model: S100 and S300

Add 100 VoIP Users & 30 Concurrent Calls Supported Model: S100 and S300

Built for users looking a strong analog-to-VoIP converter, the HT818 is a powerful 8-port VoIP gateway with 8 FXS ports and an integrated Gigabit NAT router.

Network integration between PSTN and POTS has never been so easy. The HT503 is a hybrid analog telephone adapter and VoIP router that enables the user to create an easily integrated hybrid solution with backup lifeline support.