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IP phones with H.323 support

 prices on 14 models  

H.323

— a fairly common VoIP communication protocol, the predecessor of SIP; similarly, it provides control over the establishment and termination of a connection. It is considered less perfect, although it provides much better compatibility between different devices, it is gradually being replaced by more advanced technologies.
H.323
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VoIP Phone AVAYA J179
AVAYA J179
Type:wired
Protocols:SIP, H.323
Number of lines:2
VoIP accounts:1
Price from £105.00 up to £205.00 
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4 store 6 offers
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VoIP Phone AVAYA J169
AVAYA J169
Type:wired
Protocols:SIP, H.323
Number of lines:2
VoIP accounts:1
Price from £111.97 up to £180.00 
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3 store 4 offers
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VoIP Phone AVAYA B189
AVAYA B189
Type:speakerphone
Protocols:SIP, H.323
Interfaces:Ethernet
Price from £529.00
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3 store 3 offers
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VoIP Phone AVAYA 9650
AVAYA 9650
Type:wired
Protocols:SIP, H.323
Interfaces:Ethernet, USB
Number of lines:12
Price from £35.00
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1 store 1 offer
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VoIP Phone AVAYA 9608
AVAYA 9608
Type:wired
Protocols:SIP, H.323
Interfaces:Ethernet
Number of lines:8
Price from £77.60 up to £79.00 
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1 store 2 offers
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VoIP Phone AVAYA 9608G
AVAYA 9608G
Type:wired
Protocols:SIP, H.323
Number of lines:8
Price from £175.00
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1 store 1 offer
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VoIP Phone AVAYA 9620C
AVAYA 9620C
Type:wired
Protocols:SIP, H.323
Interfaces:Ethernet, USB
Price from £32.00
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1 store 1 offer
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VoIP Phone AVAYA 9620L
AVAYA 9620L
Type:wired
Protocols:SIP, H.323
Interfaces:Ethernet
Price from £37.00
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1 store 1 offer
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VoIP Phone AVAYA 9640G
AVAYA 9640G
Type:wired
Protocols:SIP, H.323
Interfaces:USB
Number of lines:6
Price from £400.00
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1 store 1 offer
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VoIP Phone AVAYA 9630G
AVAYA 9630G
Type:wired
Protocols:SIP, H.323
Interfaces:USB
Number of lines:6
Price from £95.00
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1 store 1 offer
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VoIP Phone AVAYA 1692 Conference Phone
AVAYA 1692 Conference Phone
Type:speakerphone
Protocols:H.323
Interfaces:Ethernet
Price from £930.00
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1 store 1 offer
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VoIP Phone AVAYA 1616
AVAYA 1616
Type:wired
Protocols:H.323
Interfaces:Ethernet
Number of lines:16
Price from £112.68 up to £156.00 
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1 store 2 offers
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VoIP Phone AVAYA 9641G
AVAYA 9641G
Type:wired
Protocols:SIP, H.323
Interfaces:USB
Price from £208.27
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1 store 1 offer
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VoIP Phone AVAYA 9611G
AVAYA 9611G
Type:wired
Protocols:SIP, H.323
Interfaces:USB
Number of lines:8
Price from £96.60 up to £144.00 
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1 store 2 offers
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