Tx-saw boosted is a 0.6w (28dbm) fsk transmitter ideal for digital applications, rf remote control systems. Characteristics are as follows:Output rf power:28dbm(630mw) maxSupply voltage:10-15vMax current supply:60ma@12vRange: Up to 10000ft(3000m) indoor using with our bc-nbk receiverFrequency:433.92mhzDimentions:38.1mm*16.24mm*4mm