• A Pair of DX-BT27-A Bluetooth Module Long Range Up to 420m BLE 5.1 Wireless Bluetooth TF Transceiver Module for Arduino Compatible with Android/iOS, Including Master and Slave KWD 3.500
• RS232 Interface Device to Wireless Bluetooth Serial Adapter, Industrial Serial Wireless Bluetooth Converter, Convert RS232 Wired Device to Wireless (CP26 for Device) KWD 16.500
• DX-BT24-A Bluetooth Module BLE 5.1 for Arduino Support Scanning QR Code to Connect Wireless Bluetooth RF Transceiver Serial Communication Bluetooth Pass-Through Module Compatible with Android/iOS KWD 3.500