CEL CMP4020-1-B 多协议模块 RTL8721，双频，WiFi+BLE，大宗

Core: CMP40x0

Class: Class II

Frequency: 2.4 GHz, 5 GHz

Output Power: 18 dBm

Interface Type: GPIO, I2C, I2S, SDIO, SPI, UART, USB

Moisture Sensitive: Yes

Receiver Sensitivity: - 99.1 dBm

Supply Voltage - Max: 3.6 V

Supply Voltage - Min: 3 V

Maximum Operating Temperature: + 85 C

Minimum Operating Temperature: - 40 C

Protocol - Bluetooth, BLE - 802.15.1: Bluetooth 5.1