VOIP

Yealink SIP-T57W, 16 Line IP HD Phone, 7 inch 800 x 480 colour

30 User Asterisk base Advance IP PBX with 2 FXO interface, IETF SIP/IAX2, T.38 FoIP, TLS/SRTP, IP Stackable, TR069, VPN, IPv6, SNMP and up to 15 concurrent calls

Planet ICF-2000 High Definition 7? Touch Color Screen Smart Media SIP Conference Phone: Android 9.0, IETF SIP 2.0, HD/Opus Audio, H.264 Video, 5MP HD camera, 7 inch LCD, 20 SIP Lines, 112 DSS keys, Dual Gigabit LAN, 802.3at/af POE, 2.4G/5G Wi-Fi, BLF,...