![Amazon.com: BlueDot Trading Mini Bluetooth Smart Low Energy Dongle Adapter, CSR 4.0 CSR4.0 Compliant, USB 2.0, for Windows 8 7 XP, Laptop Desktop PC : Electronics Amazon.com: BlueDot Trading Mini Bluetooth Smart Low Energy Dongle Adapter, CSR 4.0 CSR4.0 Compliant, USB 2.0, for Windows 8 7 XP, Laptop Desktop PC : Electronics](https://m.media-amazon.com/images/I/713jd32qEHL.jpg)
Amazon.com: BlueDot Trading Mini Bluetooth Smart Low Energy Dongle Adapter, CSR 4.0 CSR4.0 Compliant, USB 2.0, for Windows 8 7 XP, Laptop Desktop PC : Electronics
![Amazon.com: Deal4GO CSR 4.0 USB Bluetooth Adapter CSR8510 Mini Bluetooth 4.0 Dongle Wireless Receiver for Windows 10/8/7/Vista/XP Supports Mouse Keyboard Headphone : Electronics Amazon.com: Deal4GO CSR 4.0 USB Bluetooth Adapter CSR8510 Mini Bluetooth 4.0 Dongle Wireless Receiver for Windows 10/8/7/Vista/XP Supports Mouse Keyboard Headphone : Electronics](https://m.media-amazon.com/images/I/31gfub-wHWL._AC_.jpg)
Amazon.com: Deal4GO CSR 4.0 USB Bluetooth Adapter CSR8510 Mini Bluetooth 4.0 Dongle Wireless Receiver for Windows 10/8/7/Vista/XP Supports Mouse Keyboard Headphone : Electronics
![SHELLTON Bluetooth 4.0 USB 2.0 CSR 4.0 Dongle Adapter for PC Laptop Win XP Vista 7 8 10, Black+Gold - Walmart.com SHELLTON Bluetooth 4.0 USB 2.0 CSR 4.0 Dongle Adapter for PC Laptop Win XP Vista 7 8 10, Black+Gold - Walmart.com](https://i5.walmartimages.com/asr/f3c1f9d1-193f-4175-b992-5991fde236b1.9e94dfaa201796e2689078e22e5f4b40.jpeg)
SHELLTON Bluetooth 4.0 USB 2.0 CSR 4.0 Dongle Adapter for PC Laptop Win XP Vista 7 8 10, Black+Gold - Walmart.com
![Buy Wholesale China Portable Csr 4.0 Usb Bluetooth Dongle Usb 2.0 Bluetooth 4.0 Dongle & Portable Csr 4.0 Usb Bluetooth Dongle at USD 1.8 | Global Sources Buy Wholesale China Portable Csr 4.0 Usb Bluetooth Dongle Usb 2.0 Bluetooth 4.0 Dongle & Portable Csr 4.0 Usb Bluetooth Dongle at USD 1.8 | Global Sources](https://p.globalsources.com/IMAGES/PDT/B1165140176/Portable-CSR-4-0-USB-Bluetooth-dongle.jpg)
Buy Wholesale China Portable Csr 4.0 Usb Bluetooth Dongle Usb 2.0 Bluetooth 4.0 Dongle & Portable Csr 4.0 Usb Bluetooth Dongle at USD 1.8 | Global Sources
![Source HG USB Bluetooth Adapter CSR 4.0 Dongle Receiver Transfer Wireless Adapter for Laptop Supports Windows 10 on m.alibaba.com Source HG USB Bluetooth Adapter CSR 4.0 Dongle Receiver Transfer Wireless Adapter for Laptop Supports Windows 10 on m.alibaba.com](https://sc04.alicdn.com/kf/He1800fc7ce784e118daeeefbfaf71f9dT.jpg)
Source HG USB Bluetooth Adapter CSR 4.0 Dongle Receiver Transfer Wireless Adapter for Laptop Supports Windows 10 on m.alibaba.com
![Bluetooth USB Adapter CSR 4.0 USB Dongle Bluetooth Receiver Transfer Wireless Adapter for Laptop PC Support Windows 10/8/7/Vista/XP,Mouse and Keyboard,Headset (be42d25b806973d9cd6f9d25c3952f18) - PCPartPicker Bluetooth USB Adapter CSR 4.0 USB Dongle Bluetooth Receiver Transfer Wireless Adapter for Laptop PC Support Windows 10/8/7/Vista/XP,Mouse and Keyboard,Headset (be42d25b806973d9cd6f9d25c3952f18) - PCPartPicker](https://images-na.ssl-images-amazon.com/images/I/41BffdSsISL.jpg)
Bluetooth USB Adapter CSR 4.0 USB Dongle Bluetooth Receiver Transfer Wireless Adapter for Laptop PC Support Windows 10/8/7/Vista/XP,Mouse and Keyboard,Headset (be42d25b806973d9cd6f9d25c3952f18) - PCPartPicker
![Mini USB Bluetooth V 4.0 Dual Mode Sem Fio Adaptador Dongle Bluetooth CSR 4.0 USB 2.0/3.0 Para Windows 10 8 XP Win 7 Vista 32/64 - Price history & Review | AliExpress Seller - Robotsky Official Store | Alitools.io Mini USB Bluetooth V 4.0 Dual Mode Sem Fio Adaptador Dongle Bluetooth CSR 4.0 USB 2.0/3.0 Para Windows 10 8 XP Win 7 Vista 32/64 - Price history & Review | AliExpress Seller - Robotsky Official Store | Alitools.io](https://alitools.io/en/showcase/image?url=https%3A%2F%2Fae01.alicdn.com%2Fkf%2FHTB15eTZMVXXXXabXVXXq6xXFXXX5%2FMini-USB-Bluetooth-V-4-0-Dual-Mode-Sem-Fio-Adaptador-Dongle-Bluetooth-CSR-4-0.jpg_480x480.jpg)
Mini USB Bluetooth V 4.0 Dual Mode Sem Fio Adaptador Dongle Bluetooth CSR 4.0 USB 2.0/3.0 Para Windows 10 8 XP Win 7 Vista 32/64 - Price history & Review | AliExpress Seller - Robotsky Official Store | Alitools.io
![100set Mini Usb Bluetooth V4.0 Dual Mode Wireless Dongle Connector Csr 4.0 Adapter Audio Transmitter For Win8 7 Win10 Xp 25 - Bluetooth Adapters - AliExpress 100set Mini Usb Bluetooth V4.0 Dual Mode Wireless Dongle Connector Csr 4.0 Adapter Audio Transmitter For Win8 7 Win10 Xp 25 - Bluetooth Adapters - AliExpress](https://ae01.alicdn.com/kf/HTB1NF8UIMmTBuNjy1Xbq6yMrVXah/100set-Mini-USB-Bluetooth-V4-0-Dual-Mode-Wireless-Dongle-connector-CSR-4-0-Adapter-Audio.jpg)
100set Mini Usb Bluetooth V4.0 Dual Mode Wireless Dongle Connector Csr 4.0 Adapter Audio Transmitter For Win8 7 Win10 Xp 25 - Bluetooth Adapters - AliExpress
![DAYKIT Mini USB Bluetooth CSR 4.0 Dual Mode Adapter Dongle for Windows 10 8 7 Vista XP 32/64 Bit Linux Black - Walmart.com DAYKIT Mini USB Bluetooth CSR 4.0 Dual Mode Adapter Dongle for Windows 10 8 7 Vista XP 32/64 Bit Linux Black - Walmart.com](https://i5.walmartimages.com/asr/6980215d-2a04-49ef-9428-5317877b9b9f_1.9a6526b008731470b7da1679bfc1253c.jpeg?odnHeight=612&odnWidth=612&odnBg=FFFFFF)
DAYKIT Mini USB Bluetooth CSR 4.0 Dual Mode Adapter Dongle for Windows 10 8 7 Vista XP 32/64 Bit Linux Black - Walmart.com
![Amazon.com: Deal4GO CSR 4.0 USB Bluetooth Adapter CSR8510 Mini Bluetooth 4.0 Dongle Wireless Receiver for Windows 10/8/7/Vista/XP Supports Mouse Keyboard Headphone : Electronics Amazon.com: Deal4GO CSR 4.0 USB Bluetooth Adapter CSR8510 Mini Bluetooth 4.0 Dongle Wireless Receiver for Windows 10/8/7/Vista/XP Supports Mouse Keyboard Headphone : Electronics](https://m.media-amazon.com/images/I/61Er20Xh6LL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Deal4GO CSR 4.0 USB Bluetooth Adapter CSR8510 Mini Bluetooth 4.0 Dongle Wireless Receiver for Windows 10/8/7/Vista/XP Supports Mouse Keyboard Headphone : Electronics
![Csr8510 Bluetooth 4.0 Dongle Csr 4.0 Adapter Mini Usb Bluetooth Adapter Transmitter For Windows Xp/vista/7/8/10 - Bluetooth Adapters - AliExpress Csr8510 Bluetooth 4.0 Dongle Csr 4.0 Adapter Mini Usb Bluetooth Adapter Transmitter For Windows Xp/vista/7/8/10 - Bluetooth Adapters - AliExpress](https://ae01.alicdn.com/kf/HTB1q19AKpXXXXcwXpXXq6xXFXXXX/201540145/HTB1q19AKpXXXXcwXpXXq6xXFXXXX.jpg_640x640q90.jpg?size=36713&height=419&width=667&hash=486cf0678a123f6e474ad6f4235657c8)
Csr8510 Bluetooth 4.0 Dongle Csr 4.0 Adapter Mini Usb Bluetooth Adapter Transmitter For Windows Xp/vista/7/8/10 - Bluetooth Adapters - AliExpress
![Amazon.com: Bluetooth CSR 4.0 USB Dongle Adapter, EKSEN Bluetooth Transmitter of Electronic Signals for Windows 10/8/7/Vista - Plug and Play on Win 8 and Above - White : Everything Else Amazon.com: Bluetooth CSR 4.0 USB Dongle Adapter, EKSEN Bluetooth Transmitter of Electronic Signals for Windows 10/8/7/Vista - Plug and Play on Win 8 and Above - White : Everything Else](https://m.media-amazon.com/images/I/71azX5eFYVL._AC_UF894,1000_QL80_.jpg)