... designed with small size, beautiful exterior , Sound wave resonator (SAW) is used for stabilizing frequency, It is applied ... devices,etc.Using High stability, SMT components, SAW (sound wave resonator)Optional for encoding ICOptional for the outside colorTech ... 3,Transmitting power: > 15mw 4,Operating frequency: 315,430,433 MHZ (available for customer appointment) 5,Transmitting distance: ≤1000m (open ...