China Emergency Call Box for Highway & Roadside Jr306-Sc Outdoor Intercom Telephone, Find details about China Highway Call Box, Roadside Telephone from Emergency Call Box for Highway & Roadside Jr306-Sc Outdoor Intercom Telephone
Telephone Versions | Analogue,SIP,GSM,3G Optional |
Operating Temperature | -30°C to +65°C |
Storing Temperature | -40°C to +75°C |
Ringing Tone | 80 dBA @ 1 metre typical |
M.T.B.F. | excess of 50,000 hours using |
Power Supply | telephone line or DC or solar powered |
Weather Resistance | IP65-IP66 |
Casing Material | cold rolled steel |