HCX-3 portable magneto telephone 

HCX-3 portable magneto telephone, magneto telephone
Chinacoal05 Specifications
1, we are manufacture.
2, we have over 20 years experience.
3, fast delivery
4,good quality and low price
Product Introduction
HCX-3 portable magneto telephone communication for professional as mining, railways, etc., as well as natural disasters provide emergency communications support.HCX-3 portable magnet telephone calls, magnet generators work by hand, mainly by hand magnet generators, AC bells, electromagnetic receiver, mixing coil, carbon headset composition, This telephone is easy to carry, communication distance, wide application, firm structure, light weight, long life, appearance, etc.
Main Parameter
1. Match light are multiplexed lines. 800Hz telephone impedance is 800Ω 20%.
2 .Through two telephones on the same model, even in less than 75db audio noise conditions, the communication distance up to 21 km.
3. In temperature -40 C (using cold battery) - +50 C 750 30mmHg pressure and temperature of +40 C, relative humidity up to 98% of the reliable work environment.
4. All parts are fixed on the rack into one, along with mobile phones are loaded into the enclosure, solid structure to carry and easy to use.
5.volume:222*195*107(mm)3
6. weight:about2.5Kg