SILICON LABS
蓝牙, VER 4.1, 2.4GHZ-2.5GHZ
MICROCHIP
蓝牙模块, BLE4.1, 集成MCU Cortex-M0, 2.4Ghz收发器&调制解调器, 128kB内嵌RAM
LAIRD TECHNOLOGIES
Class 2 Bluetooth v2.1 AT Data Module with Integrated Antenna