... , 4620, 4621 5410, 5420 5610, 5620 DT1, DT3, DT5 Cable & Wireless: CWB 100H, CWB 200H, CWB 500, CWB 600 Comdial: 8312 ... AUB3MW, AUB6MW, AL505, Casino, Congress 100, 200, X50, Sim 200, Sensor 500, TEL15HS Ericsson Dialogue 4147, Dialogue 4186, MD110 ESI: ESI ... -line) Uniden: 420 and 450Binaural headset photo: Binaural Call center handsfree headset