1PCS CC1101 Wireless Module With SMA Antenna Wireless Transceiver Module For Arduino 315/433/868/915MHZ Industrial-grade CC1101 wireless module 433M digital transmission transceiver class NRF905 SI4432 SMA interface Wireless Module Condition: New Operating frequency:(Module:387-464MHZ) Working voltage :1.8-3.6V Instantaneous maximum working current: Maximum transmit power: 10mW (+10dBm) Features: 315/433/868/915MHZ ISM band Support 2-FSK, GFSK and MSK modulation Receiver sensitivity -110dBm at 1200 baud Minimum operating speed 1.2kbps, the highest 500kbps Separate 64-byte RX and TX data FIFO buffer Built-in hardware CRC error detection ensures reliable data transmission Support RSSI signal strength detection and carrier sense function Low power consumption Mailing Address (256) Operating frequency can be programmed via SPI Programmable output power, for all the support frequencies up to +10 dBm WOR feature can be set to standby, the proportion receiving state timer switch time to reduce power consumption Fast frequency synthesizer with proper frequency hopping system Color: show as pictures PLS NOTE that due to lighting effects, monitor\\\'s brightness / contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item! 1 x Wireless Module _x000D_ _x000D_