Analog industrial telephone KNZD-09A SC5

VoIP3Gwireless

Highway call box KNZD-09A SC5 for freeway made of cold-rolled steel material. The weatherproof highway call box is rugged and durable. Special sealing design can ensure complete waterproof grade up to IP66 for emergency communication. Solar powered highway emergency call box work as 911 call box for freeway assistance. In roadside applications, the best choice for a call box is a VOIP phone or a gsm phone. The VoIP call box uses IP networks for voice communication and has great benefits in highway emergency communication management. Features: 1.GSM telephone. 2.Metal body, solid and temperaturebearable. 3.Handset free, 3W loudspeaker. 4.Heavy duty vandal resistantbuttons. 5.With or without keypad optional. 6.Waterproof grade aboutIP66. 7.Body with grounding connection protection. 8.Support hotline call, stop if the other side hangup. 9.Built-in loud speaker, noise canceling microphone. 10.Lighting will flash when there is an incoming call. 11.Built-in rechargeable battery with solar powered panel. 12.Anti-tamper antenna prevent the destruction of the antenna by external force majeure. 13.Time out function optional. 14.Color: Yellowor OEM. 15.Temper-proofbody 16.Special alarm message by SMS function if: *Push button not wok *Low battery *Low GSM signal *Door opened *SMS recipient number *Hot line number