It can be used in kind of industrial telephone set such as explosionproof telephone set noise-canceling,
jail phone telephone kiosk and telecom equipments
1.Handle handset shell using a special PC / ABS plastic;
2.Integrated structure, sealing, flame retardant. Withstand the percussion is not broken, twisted pull no distortion, no burst at minus 40 degrees.
3.Metal armoured cord use imported 304 stainless steel, has a strong tensile strength.
4.Built-in high strength tensile steel cables, handle tensile strength ≥250Kg. (Spring wire optional)
5.Use anti-puncture, hifi transmitter and receiver to ensure the transmission characteristics matching the phone call, in line with requirements of 4.2 GB / T15279-2002's.
Technical parameters: Packing information:
Conditions of Use:
1.Ambient temperature: -30 ~ + 50 ℃ Relative Humidity: 10% ~ 95%
2.Atmospheric pressure: 80 ~ 110 kPa
Environmental Noise: ≤60dB
3.Operating Frequency: 300 ~ 3400 Hz
1.Sending loudness rating (SLR): 5 ~ 15 dB
2.Receiving loudness rating (RLR): - 7 ~ 2 dB
3.Sidetone masking assessed value (STMR): ≥ 7 dB
1.Any handle design has a basic configuration, but can also be selected as follows;
2.Color plastic shell: red, blue, black; but also can be customized
3.Plastic shell color: light or matte;
4.Metal armoured cord can be increased or decreased with the length of 900mm, this is our general one, diameter also have some options: φ8.4, φ7.8, φ6.5;
5.Connectors can be referred to connectors series;
6.Handle can be mounted inside the magnet or reed switch;
7.Jacket can be referred to jacket series,also can be customized