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ADTRAN ADP-40 Telephone Telephone ADTRAN

Patton electronic SmartLink 4050 Series Telephone Telephone Patton electronic

Patton electronic 4050 Telephone Telephone Patton electronic

Furuno FM-4000 Telephone Telephone Furuno

Nortel Networks BCM200/400 Telephone Telephone Nortel Networks

NEC DSX-40 Telephone Telephone NEC

Guardian Technologies CIT-40 Telephone Telephone Guardian Technologies

Guardian Technologies WRT-40-A Telephone Telephone Guardian Technologies

Panasonic 44-Series Telephone Telephone Panasonic

Grandstream Networks Telephone HANDYTONE 486 Telephone Telephone Grandstream Networks

Avaya 4406D+, 4412D+, 4424D+, 4424LD+ Telephone Telephone Avaya

Polycom SoundStation IP 4000 SIP 1.6 Telephone Telephone Polycom

Polycom SOUNDSTATION IP 4000 Telephone Telephone Polycom

Polycom SoundStation IP 4000 SIP Telephone Telephone Polycom

Polycom 4000 SIP 2.2 Telephone Telephone Polycom

Polycom 400 Telephone Telephone Polycom

Toshiba PERCEPTION 4000 Telephone Telephone Toshiba

Pioneer TRU 440-2 Series Telephone Telephone Pioneer

Ericsson Dialog 4000 IP Telephone Telephone Ericsson

Binatone Spirit 410 Telephone Telephone Binatone