NINGBO JOIWO EXPLOSIONPROOF TECHNOLOGY CO.LT D amplifier wireless microphone speaker with fm radio 1. Range: Can be used in subway ,steel works,water resources scheduling,Power plant , ship,shipping port ,railway tunnel and other rough area.
2.Features: 1.Shell of the explosion-proof Telephone
made of si-aluminium alloy with high temperature ,electrostatic plastic sprayed surface. High impact.
Whole telephone of the waterproof grade is up to national standard GB4028-93IP67
2. The telephone adopt stainless steel keypad, which contact resistance≤30ohm,life cycle≥2 million,push force 160-200grams, defend grade is up to IP67, good hand feeling,sturdy and durable.
3.Handle adopts imported Pc engineer material, thermostability of the PTFE wire .
military noise cancelling microphone.Clear conversation in 115 dB enviroment .
Good tightness , Denfend grade is IP67.
4.Hook adopts magnetic induction switch, life cycle ≥500 thousand
5.These electronic components of the product adopt famous imported brand and selected by high and low temperature aging test.
telephone is provided with high stability, high anti-jamming capability, and it is up to national standard GB/T 15279-2002
6.There are 12 groups superstrong function with srore ,memory,dial (Each number up to 16 )
7. Magnetic hook switch. Life span ≥500 thousand
|Defend grade || IP65 |
|Ringing sound || ≥90dB |
|Frequency response ||250~3000 Hz |
|Ambient temperature ||-30~+50°c |
|Atmospheric pressure ||80~110KPa |
|Relative humidity || ≤95% |
| Size || 343*294*206mm |
| Installation || wall-mounted |
| Outlet thread || PG11 |
| Weight || 10kg |
we specialize in this field for several years, with the strengh of ATM keypads, telephone keypads,handsets,hook and other accessories for phones If you have any questions, please feel free to contact us !
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