TESA BROWN & SHARPE, Bluetooth Transmission Protocol, TLC Instrument Connection, USB Dongle Reciever - 619W20|04760185 - Grainger
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Original BLED112-V1 Bluetooth / 802.15.1 Modules BLE USB Dongle 4.0 single mode BLED112 V1 compatible with WeDo 2.0 - AliExpress
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