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Add Bluetooth 4.0 capabilities to a laptop or desktop computer through USB. The USBBT1EDR4 USB to Class 1 Mini Bluetooth Dongle lets you add Bluetooth wireless capabilities to a laptop or desktop computer through USB, with support for transfer distances of up to 50m (165ft). Compliant with Bluetooth 4.0 LE +EDR, the USB Bluetooth adapter offers data transfer rates up to 3 Mbps and low power consumption.

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USB 5.0 4.0 2.0 Bluetooth Adapter Wireless Dongle High Speed CSR for PC Windows

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New Mini USB Bluetooth Dongle Adapter V4.0 Dual Mode Wireless Dongle CSR 4.0 For Windows

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USB 5.0 4.0 2.0 Bluetooth Adapter Wireless Dongle High Speed CSR for PC Windows

Using CSR8510 chip, compliant with the Bluetooth 4.0 specification, dual-mode transmission. Mini USB CSR Bluetooth 4.0 Dongle Adapter for PC Laptop

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Mini USB Bluetooth Adapter V4.0 CSR Wireless Bluetooth Dongle 4.0 Transmitter For Computer PC Laptop Windows 10 8 7 Vista XP - AliExpress