On board CC2530 F256 ZigBee chip; 2~3.6V power supply; On board SMA interfaces; On board 32.768KHz oscillator and 32MHz SMD crystal; IO pins are led out, convenient to expand and use; With advanced carrier sense technology, avoid network conflict; Standard 16 channels, meeting various communication methods; Widely used in wireless sensor network, home automatic, industry monitor and consuming electronics, etc.