Jabra BT2046 - Bluetooth headset for mobile devices
Jabra BIZ 2400 II DUO USB Mic. 82 NC ,BT ,UC P/N:2499 829 209 USB A Bluetoth Ultra Noise Reduction Binaural Call Center Headset|Headphone/Headset| - AliExpress
Jabra BIZ 2400 II Duo USB MS BT Headset Black 2499 823 209