offer: field telephone KO-TXA-1 Field Telephone is a neatlt styled, lightweight, dust proof,wateproof, anti-vibration, battery operated instrument which is suitable for connection to manual or automatic two-wire field telephone system, or central battery signaling switchboard Specifications: Working temperature -40C to +75C Atmosphere pressure 86 ~ 106kPa Water immersion 1m, 2h Transmission distance 24km(LB mode) weight <=1.9kg(without battery) Applications: Field Telephone Communication System, Battlefield http:// *域名隐藏* a(dot)com/product/product_ *域名隐藏* ?id=595451965 com/product/product_ *域名隐藏* ?id=595451965)
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