Package Included:<br />1x 433MHz SI4463 Wireless Transmission Module<br /><br />Using SI4463 RF chip， transceiver， strong penetrating power， far transmission distance. Stable performance， support the development of low-power.<br /><br />Features:<br />1. Module Size：16.5*24mm<br />2. Interface method：2*6*2.54mm（can use universal board or Dupont Line）<br />3. Power Supply：1.8V&amp;mdash;&amp;mdash;3.6VDC<br />4. Measured distance：2000m<br />5. Communications levels：0.7VDD&amp;mdash;&amp;mdash;3.6VDC<br />6. Maximum power：20dBm(about 100mW)<br />7. Gbps：0.123k--1M， Adjustable<br />8. Emission current：80mA<br />9. Sinks current：10mA<br />10. Communication interface：Standard SPI mode<br />11. RSSI support： Support RSSI<br />12. Working temps：-40→~+85→<br />13. Working Humidity：10%~90% RH<br />14. Storage Temp：-40→~+125→<br />15. Operating frequency：425MHz-525MHz（Through software adjusted，???驪Wie26Mhz）<br />16. Receiving Sensitivity：-117dBm