Siemens OpenStage 40 HFA System Telephone - Lava - Refurbished Category_Best4Systems/Misc/Two Way Radios and automatic gain technology to

and automatic gain technology to focus microphone beam on lead speaker and eliminate background noise and sidebar conversations

Tapered ear domes to avoid too much contact with gun

Sennheiser SP 20 Speakerphone

Compatible with:

Siemens OpenStage 40 HFA System Telephone - Lava - Refurbished Category_Best4Systems/Misc/Two Way Radios and automatic gain technology toFull duplex hands free talking with high quality housing microphone and loudspeaker Computer Telephony Integration (CTI), First party call control Connections Sidecar module support for OpenStage Key Module 40 OpenStage Busy Lamp Field 40 (at HiPath 3000) Integrated head set jack USB Slave for 1st party CTI Housing, Control elements 5 way navigation key 6 free programmable sensor keys 7 fixed function keys Volume keys (Loudspeaker + ) Keypad with 12