SIP Public Emergency Telephone for Jail with Voice Control ButtonFeatures:1.Standard Analogue phone2.Robust construction, Vandal resistant3.Weather protection IP54-IP654.Tamper resistant fixings5.Simple installation6.Telephone line powered7.Weatherproof and corrosion resistant handset8.Stainless ste......
Operating Temperature | -30°C to +65°C |
Storing Temperature | -40°C to +75°C |
Ringing Tone | Shrill warble tone 80 dBA @ 1 metre typical |
M.T.B.F. | excess of 50,000 hours using |
MF (tone) | MF (tone) |
Lightning /Transients | Protection to ITU-T k.21 enhanced levels |






| Unit size | 130*247*132(mm) |
| Carton size | 340 *240 *160( mm) |
| Packaging materials | pearl cotton, carton |
| Net weight | 2.5KG |
| Gross weight | 3KG |
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