This SOS emergency handsfree telephone is a telephone that specifically addresses of indoor industry. The telephone is rugged and durable and the pecial sealing design can ensure smooth operation, dustproof and moisture-resistant, which makes it can be used in most tunnel, airport, subway and bus station for emergency communication.
The SOS emergency telephone use rolled steel as the raw material for the weatherproof enclosure, and the exterior is strong and has an explosion proof effect. OEM and ODM is also available.