NEC DT500 DTK digital phones NEC DTK-24D-1P Phone NEC DTK-12D-1P, NEC DTK-6DE-1P NEC 8LK-KP, NEC DCK-60-1P DT500 Handsets, DT500 Handset Cords NEC DT400 Digital Phones NEC DT400 DTZ digital phones NEC DTZ-32D-3 Phone NEC DTZ-24D-3, NEC DTL-12D-3 NEC DTZ-8LD-3, NEC DTZ-6DE-3 NEC DTZ-2E-3, NEC DTZ-8R-1 NEC DT300 Digital Phones NEC DT300 DTL digital phones NEC DTL-8LD-1 DESI-less NEC DTL-32D-1, NEC DTL-24D-1 NEC DTL-12D-1, NEC DTL-6DE-1 NEC DTL-2E-1, NEC DTL-8R-1 Long Range Cordless EnGenius DuraFon Long Range Cordless Phone DuraFon PSL Pro SIP DuraWalkie UHF-HC FreeStyle2 FreeStyle1 DuraFon PSL, DuraFon Pro DuraFon SIP 4-Line IP Phone FreeStyl 2, FreeStyl 1 DuraFon-UHF, DuraWalkie NEC DT900 IP Phones NEC DT900 Series ITK IP phones ITK-24CG-1P, ITK-6DG-1P, ITK-6DE-1P NEC ITK-32TCG-1P, NEC ITK-8TCGX-1P NEC 32LCG-IP, NEC ITK-8LCX-1P NEC ITK-12DG-1P, NEC ITK-12D-1P NEC DT800 IP Phones NEC DT800 Series ITZ digital phones ITZ-12D-3, ITZ-24D-3, ITZ-32D-3 ITZ-8LD-3, ITZ-32DG-3, ITZ-24DG-3 ITZ-12DG-3, ITZ-8LDG-3, ITZ-32CG-3 NEC ITZ-24CG-3, NEC ITZ-12CG-3 NEC DT700 IP Phones NEC DT700 Series ITL IP phones NEC ITL-320C-1, NEC ITL-8LD-1 NEC ITL-32D-1, NEC ITL-24D-1 NEC ITL-12D-1, NEC ITL-6DE-1 NEC ITL-2E-1, NEC ITL-8R-1 Polycom Conference Phones Polycom conference phones SoundStation 2, IP 5000, IP 6000 IP 7000, SoundStation Duo, Nortel, Norstar, VTX 1000, Avaya, SoundStation 2W Wireless Nortel M3900 phones Nortel M3900 phones 3900 telephones M3904 Phone, M3903, M3902 M3901, M3905, KBA M3900 Phone Accessories Norstar Phones T-Series Nortel Norstar T-Series phones T7316e, T24 KIM CAP T7208, T7100, T7316 T7406, T7406E Norstar Phones M-Series Nortel Norstar M-Series phones