Plantronics
Back 40 End Manufacturer System Model 7650, 8250, 8450 PROFESSIONAL 6950, 7150 PREMIER 1A3 Standard set (NC612) Speakerphone (NC612) ESP DX ESLI Single line E-SET Single line 8, 12, 24BTN RAULAND TC4211 RECORD-A-CALL 2140 ROLM ALL All models SAMSUNG ALL All models SAN/BAR EX3100 SANYO MD3030 SEARS 34677, 34771 SONY ITD100, 150, 250 S.W. BELL FEATURE PHONE FD8000, 8100 BUSINESS SYSTEM FT412 246 KEY SYSTEM FS800, 900 KEY SYSTEM 2465B CONCORD AV8, 32 Concord 10, 16 STANTEL ALL All models TADIRAN EMERALD EKT TECHNICOM EK616 PFT TELECOM TECHNOLOGY ECD6000 DDS Sets TELRAD KEY BX 812, 816 83050-0000 SYMPHONY SETS 20, 24, 32 BTN DISPLAY PHONE 73460-0000, -0001 USX TELECENTERS PBX CONSOLE 1240