hot sell New mobile phone retro handset

hot sell New mobile phone retro handset Simple design Many beautiful colors to choose Support many phone talking... hot sell mobile phone retro handsetMain features and technical parametersIntensity of tension about 250kg; strong destruction resistancyGood flame retardancy and hand feelingAmbient Temperature: -30~+50°c               Relative humidity: ≤95%Atmospheric pressure: 80~110 kPa        Ambient noise: ≤60dBExplosion marking: ExdibBT6         Level of protection: IP65~IP67Working frequency: 300~3400 Hz        Good call transmission of the matching phone, 4.2-in-GB/T15279-94-compliantMain components:Shell made of PC/ABS                            Armoured cord or coil cord High strength steel rope                       Pierce-proof and hi-fi transmitter and receiverConnect the permanent seat of the case          Magnets or reed in some handsetsCustomer choice: Connector can be chosen according to connector series or designated by customers