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Specifications

. Major technical parameters of transmitter Transmitting frequencies: 864MHZ; 866MHZ; 868MHZ; 870MHZ; 872MHZ; 911MHZ; 913MHZ; 915MHZ; 917MHZ; 919MHZ; Transmission range:6dbme Straight transmission distance without block:40-60M. 200-400M Modulation mode:FSK Power:AAA*4(1.5V*4) Times of key-press: > 500,000 times 0%-95% Relative humidity:10%-95% Ambient temperature:0℃ -+45℃ ......