Outdoor Waterproof Emergency VoIP SIP Telephone System Industrial VoIP Telephone Set
Version option: Analogue/ VoIP/ GSM
Heavy duty telephone feature:
1. Robust aluminium alloy die-cast body, Vandal & tamper-resistant hardware.
2. Waterproof rating
IP66 dust proof.
3. Without keypad, hotline setting.
4. Magnetic reed hook-switch.
5. Lightening protection to ITU-T recommendation K.21.
6. Heavy Duty handset with hearing Aid compatible receiver, Noise canceling microphone.
7. Handset with industrial strong curly cord .
8. Silicon keypad keep waterproof and dusty proof.
9. Door cover: orient automatically and good self - closing, convenient for use.
10. Temperature range from
-40 degree to +70 degree.