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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
IPv6 ready
The Alcatel 4004 First Reflex phone is for use with Alcatel systems
HD sound with Wideband technology
5 Programmable lines keys
50 Name and Number directory
Yealink SIP-T22P Enterprise IP Telephone - Refurbished Category_Best4Systems/Cisco Telephones/Networking IPv6 readyNetwork Features SIP 2. 0(RFC3261) protocol, NAT traversal: STUN mode IP assignment: DHCP Static IP PPPoE Auto provision: firmware, configuration, ringtone, phonebook etc. QoS: IEEE 802. 1p q tagging (VLAN), Layer 3 ToS In band DTMF, Out band DTMF and SIP INFO DTMF Proxy mode and peer to peer SIP link mode Standard encryption and authentication(MD5 and MD5 sess) Phone Features Support up to 3 SIP accounts, Hotline, Emergency call Call hold, Call
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