Linksys Spa921-na Voip 2 Line Business Phone

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Key Features
Type IP Phone
Standards and Protocols
Codec G.711, G.729A, G.723
Protocol TFTP, HTTP
QoS ToS, IEEE 802.1p/Q, DiffSer, VAD
Supplementary Service Call Transfer / Diversion (H.450.1), Call Transfer (H.450.2), Call Hold (H.450.4)
VoIP Signaling Protocol SIP
Audio / Video Interfaces Headset/ Handset: RJ 22, Headset/ Handset: 2.5mm jack
Networking Connectivity 1 x PBX Interface (RJ 11)
Video Resolution 128 x 64
Display and Controls
Display Type Monochrome LCD
Keyboard Numeric Keypad
Buttons Speakerphone Volume, Ringer Volume, Headset / Hand Free, Hold, Transfer, Conference
Height 6.3 in.
Length/Depth 7.09 in.
Weight 2.2 lb.
Width 7.68 in.
Additional Features Speaker, Voice Mail
Family Line Linksys SPA
Power Source AC-DC Power Adapter
Product ID 48677463
UPC 745883570812
ReviewGist ID 43569,48677463

Manufacturer Description

IP Phone, VoIP - SIP, Interface:1 x PBX Interface (RJ 11), Codecs - G.711, G.729A, G.723, QoS - ToS, IEEE 802.1p/Q, DiffSer, VAD, ...
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