The CC2500 is a low-cost 2.4 GHz transceiver designed for very low-power wireless applications.
RF Frequency range: 2400 to 2483.5MHz ISM/SRD Band RF Output Power: up to +1dBm Receiver Sensitivity: -104dBm @ 2.4kbps with 1% PER Suitable for frequency hopping and multichannel systems Modulation: OOK, FSK, GFSK and MSK Optional Manchester encoding OTA data rate: up to 500kbps Separate 64-byte Transmit & Receive FIFOs Support for packet handling, data buffering, burst transmissions, clear channel assessment, link quality indication and Wake-on-Radio Digital RSSI Host communication: serial SPI Power supply: +1.8V to +3.6Vdc Operating temperature range: -40 to +85°C Applications: Wireless game controllers, Consumer Electronics, Wireless audio, Wireless keyboard & mouse, Local communication for the Internet of Things (IoT)