Tx module,315/433M, On-off /switchTransmiter based surface acoustic wave (SAW) tech with encoder IC, supports 6561 address codes

3000m transmiter boardLaunching distance (m):   3000Frequency: 315MHz (optional between 260-440MHz )encoded type:  Fixing code or Rolling codeWorking volt :    DC 9VWorking current :   >100mASize(LWH):   48*30*8mm

Applicaiton:* Remote keyless entry;* Garage door controller;* Wireless keyboard, mouse, Car Security System;* Industrial remote controlling, measuring;* Low velocity wireless data transmission;* Remote controlling for home appliances, smart toys;

3km ASK transmitter RF module