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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
12 programmable keys with indicator lights
Easy focus function
VELCRO is a registered trademark of Velcro Industries B
Single Line Extension Card w/ Caller ID
REFURBISHED: NetVanta 644 – 4 T1/E1 SIP gateway, Part# R1700144G1 IP Secure Talkback speaker 12 programmable keys with indicatorREFURBISHED: NetVanta 644 4 T1 E1 SIP gateway. Includes 4 T1 E1 interfaces and 210 100 1000 Ethernet interfaces. Supports VoIP applications using SIP. Includes G. 168 Echo Cancellation and support for G. 711 and G. 729 CODECs and supports up to 120 simulate
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