Bluetooth LE Adapters Don't Enable OS X Yosemite's 'Handoff' on Older Macs - MacRumors
Buy - Sonnet SON-USB-BT4 (USB-BT4) Long Range Bluetooth 4.0 Micro Adapter
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UB400 | Bluetooth 4.0 Nano USB Adapter | TP-Link
USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy T - Sabrent
Rocketek IVT 7.0 CSR 4.0 A2DP Bluetooth Adapter Independent MAC USB Dongle for PC Computer Speaker Audio Receiver transmitter|usb bluetooth 4.0|wireless usb bluetoothusb bluetooth - AliExpress
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![Sabrent USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy Technology] (BT-UB40) : Electronics](https://m.media-amazon.com/images/I/71i0HInvk2L._AC_SX522_.jpg "Sabrent USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy Technology] (BT-UB40) : Electronics")
Sabrent USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy Technology] (BT-UB40) : Electronics
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Shop | StarTech.com Bluetooth Adapter - Mini Bluetooth 4.0 USB Adapter - 50m/165ft Wireless Bluetooth Dongle - Smart Ready LE+EDR (USBBT1EDR4) - network adapter - USB
Shop | StarTech.com Bluetooth Adapter - Mini Bluetooth 4.0 USB Adapter - 50m/165ft Wireless Bluetooth Dongle - Smart Ready LE+EDR (USBBT1EDR4) - network adapter - USB
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Amazon.com: IOGEAR Bluetooth 4.0 USB Micro Adapter, GBU521 : Electronics
Amazon.com: UGREEN USB Bluetooth 4.0 Adapter Nano USB Wireless Dongle Plug and Play for Win 10 8 Support Win 7 Vista Laptop Desktop to Bluetooth Headphone Speaker Keyboard Mouse Game Controller : Electronics
Bluetooth 4 adapters for MacOS - Best Mac Tips
