Continuous frequency band extension: CC1100: 400-464 MHz and 800-928 MHz； CC1101: 387-464 MHz and 779-928 MHz； Basic Features 1. Working voltage :1.8-3.6V 2. Operating frequency:(Module:387-464MHZ) Default working frequency: 433Mhz 3. Instantaneous maximum working current: <30mA; 4. Maximum transmit power: 10mW (+10dBm); 5. Support 2-FSK, GFSK and MSK modulation; 6. Receiver sensitivity -110dBm at 1200 baud; 7. Minimum operating speed 1.2kbps, the highest 500kbps; 8. Separate 64-byte RX and TX data FIFO buffer; 9. Built-in hardware CRC error detection ensures reliable data transmission; 10. Support RSSI signal strength detection and carrier sense function; 11. Low power consumption; 12. Mailing Address (256) Operating frequency can be programmed via SPI; 13. Programmable output power, for all the support frequencies up to +10 dBm; 14. WOR feature can be set to standby, the proportion receiving state timer switch time to reduce power consumption; 15. Fast frequency synthesizer with proper frequency hopping system;