ZB7412-00 Cortex-M3 + BLE 5 MCU Module Jorjin Technologies ZB7412-00 Cortex-M3 + BLE 5 MCU Module is a certified wireless, cost-effective, ultralow power, 2.4GHz RF device targeting BLUETOOTH® 5 low-energy applications. The ZB7412-00 Module is based on TI CC2640R2F wireless MCU in a QFN-32 chip package.