EPOS/Sennheiser
EPOS Sennheiser SC 230 Monaural HD Voice Headset 504401-new part# 1000514
EPOS Sennheiser SC 260 USB CTRL Binaural 1000517
Sennheiser SC260 USB-A Binaural Headset 1000517 - Discontinued
EPOS Sennheiser SH 330 IP VOIP Monaural Headset - Discontinued
EPOS Sennheiser SH350 Binaural Call Center Headset 005356