Insignia - Bluetooth 4.0 USB Adapter - Black
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USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy T - Sabrent
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Insignia™ Bluetooth 4.0 USB Adapter Black NS-PCY5BMA2 - Best Buy
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Csr8510 Bluetooth 4.0 Dongle Csr 4.0 Adapter Mini Usb Bluetooth Adapter Transmitter For Windows Xp/vista/7/8/10 - Bluetooth Adapters - AliExpress
The 3G4G Blog: Different flavours of Bluetooth: 4.0, 4.1, Low Energy, Smart, Smart Ready...
Combination WiFi + Bluetooth 4.0 USB Adapter : ID 4827 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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UB400 | Bluetooth 4.0 Nano USB Adapter | TP-Link United Kingdom
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ORICO Mini USB Bluetooth 4.0 Adapter for Windows XP / 7 / 8 / 8.1 / 10 / Mac OS [BTA-403] - ORICO-HK
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ORICO USB Bluetooth Adapter 4.0 (BTA-403)
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