DAG1000-4S FXS VoIP Gateway

DAG1000-4S(GE) is a multi-functional analog telephone adapter which offers seamless connectivity between IP Telephony networks and legacy telephones (POTS), fax machines and PBX systems. With standard SIP protocol, it's compatible with leading IMS/NGN platforms and SIP-based IP Telephony systems. I

Dinstar DAG2500 is a reliable high-density analog VoIP gateway, with up to 96 FXS ports in 1U size, the most unique one you can find in the market. It offers a cost-effective solution for businesses who transit to new all-IP infrastructure unified communications such as Softswitches, IP PBXs, SIP tr

GRANDSTREAM HT818 is a powerful 8-port VoIP gateway with 8 FXS ports and an integrated Gigabit NAT router.

• 4 FX0 Port (RJ11) • 1 10/100Mbps LAN • SIP Protocol (RFC3261) • Support DTMF, Fax, hotline, NAT, firewall, VLAN, VPN, QoS, TR069 and auto-provisioning etc.

Modules GBX204.3 inch (272x480) TFT color LCD20 per page (each module contains 2 pages, for up to 40 lines per module

3 lines, 6 SIP accounts , IP Phone Dual 10/100/1000Mbps , POE , Supported GDMS , 5-way audio conferencing , 10 Paper BLF-Keys , 132 x 64 backlit LCD

GRANDSTREAM HT 812 IP Analog Telephone Adapter (ATA) 2 FXS, 2 Port Lan, รองรับ T.38, 2 SIP Account

10 line keys with up to 5 SIP accounts 40 built-in digital BLF keys , 4.3 in scrn, PoE, WiFi