HLK-B50 Free Shipping BLE5.0 Wireless Serial Port Bluetooth Dual-Mode Master-Slave Integrated Spp Communication

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HLK-B50 Free Shipping BLE5.0 Wireless Serial Port Bluetooth Dual-Mode Master-Slave Integrated Spp Communication

HLK-B50 Free shipping BLE5.0 wireless serial port Bluetooth dual-mode master-slave integrated SPP communication
4,47$ Vedi