Headset SM1PEWISPF01 NAM - Behind-The-Neck

SENS® Technology - remain aware of surrounding noises and hazards Clear two-way radio communication in high-noise environments Compatible with two-way radios and ecom mobile devices via Bluetooth® Bluetooth cellular connection for conversation and audio streaming (HFP, HSP and A2DP profiles) Improved Short Range with VOX capabilities and additional channel banks for headset-to-headset communications https://www.pepperl-fuchs.com/usa/en/36535.htm All Isafe devices are non-returnable or refundable after purchase per manufacturer. Datasheet excerpt: Technical data of  SM1PEWISPF01 NAM Product Description SM1P, Behind-The-Neck, Division 1, with Bluetooth General specifications Description Behind-The-Neck Hardware Microphone Boom microphone , noise cancelling Electrical specifications Battery type Li-ion , Rechargeable2250 mAh Charging time 4 h Operating duration 18 h Communication Bluetooth Bluetooth 3.0HFP (8 KHz and 16 KHz), HSP, A2DPRange: 15 m Connections SENS® 360° Situational Awareness: 95 dB(A)Half-duplex communications, Up to 8 programmable FM channels, Up to 50 meters Ambient conditions Charging temperature 0 ... 40 °C (32 ... 104 °F) Mechanical specifications Degree of protection IP54 Mass 428 g International approvals NEC/CEC approval NEC/CEC certificate SGSNA/18/SUW/00190 NEC/CEC marking Class I, Division 1, Groups A-D T3C (-20°C to +40°C)Class I Zone 0 AEx ia IIC T3 Ga (-20°C to +40°C)Ex ia IIC T3 Ga (-20°C to +40°C)   Classifications System Classcode ECLASS 13.0 19061001 ECLASS 12.0 19061001 ECLASS 11.0 19061001 ECLASS 10.0.1 19060401 ECLASS 9.0 19060401 ECLASS 8.0 19060401 ECLASS 5.1 27230240 ETIM 9.0 EC002487 ETIM 8.0 EC002487 ETIM 7.0 EC002487 ETIM 6.0 EC002487 ETIM 5.0 EC002487 UNSPSC 12.1 43191507