2. WEATHER-PROOF! The highest level of waterproof in china IP67
3. Door cover: orient automatically and good self - closing, convenient for use.
4. Works with any standard telephone line. No external power or battery back up required.
5. Handset: made of special engineering plastic, high anti-knock resistance, Weatherproof, armoured cable optional.
3. Door cover: orient automatically and good self - closing, convenient for use.
4. Works with any standard telephone line. No external power or battery back up required.
5. Handset: made of special engineering plastic, high anti-knock resistance, Weatherproof, armoured cable optional.
6. Magnetic reed hook switch .
7. All components of the SPQ-FS2including the receiver, transmitter, keypad, ringer, circuit board and cabinet are designed to be multi-layer waterproof and dust proof.
8. Noise-Canceling Microphone option is recommended for loud environments.
9. Handset integrity wiring to enable the telephone system to check if the telephone unit is still operational.
7. All components of the SPQ-FS2including the receiver, transmitter, keypad, ringer, circuit board and cabinet are designed to be multi-layer waterproof and dust proof.
8. Noise-Canceling Microphone option is recommended for loud environments.
9. Handset integrity wiring to enable the telephone system to check if the telephone unit is still operational.
10. Ingress Protection: GB4208-93 IP67 EMC: EN55022/EN55024/EN50121-3-2:2006 FCC
11. Can customize shell color
12. Can expand external loudspeaker and external warning lights
12. Can expand external loudspeaker and external warning lights