Sonim
Sonim C-C550 is an Intrinsically Safe (IS) Remote Speaker Microphone
and body worn Push-to-talk (PTT) unit. This device shares the same IS
certification as the Sonim Intrinsically Safe phones; built for Oil
& Gas, Chemical, and other explosive industries. It is rugged and
has been extensively tested to provide robust and reliable instant
communication for professionals working in harsh conditions.
Sonim Intrinsically Safe Push To Talk Remote Speaker Microphone Integrated call management button including PTT/accept/reject/end functions Intrinsically Safe Certified Push To Talk/Full Duplex Noise Suppression/Long Battery Life/Large PTT Buttons