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1 Pcs X Bled112-v1 Bluetooth Modules Ble Usb Dongle 4.0 Single Mode Bled112 V1 Compatible With Wedo 2.0 - Integrated Circuits - AliExpress
TESA BROWN & SHARPE, Bluetooth Transmission Protocol, TLC Instrument Connection, USB Dongle Reciever - 619W20|04760185 - Grainger
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