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Ships within 48 hours · Estimated delivery Oct 9 - Oct 14
On the VoIP version
24 Programmable CO keys with LED
Features Explained
The Alcatel 4004 First Reflex phone is for use with Alcatel systems
The Mitel 5303 Conference Phone is the only analog conference phone on the market with exclusive acoustic beam forming technology that automatically focuses the microphone on individual speakers to eliminate ambient background noise and sidebar conversations
Yealink SIP-T22P Enterprise IP Telephone - Refurbished Category_Best4Systems/Cisco Telephones/Networking On the VoIP versionNetwork 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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