Amazon.com: Cable Matters Gold Plated Bluetooth 4.0 Low Energy USB Adapter for Windows 8.1, 8, 7, Vista, XP in White : Electronics
Amazon.com: StarTech.com Bluetooth Adapter - Mini Bluetooth 4.0 USB Adapter - 50m/165ft Wireless Bluetooth Dongle - Smart Ready LE+EDR (USBBT1EDR4),Black : Everything Else
Amazon.com: TRENDnet Low Energy Micro Bluetooth 4.0 Class I USB 2.0 with Distance up to 100Meters/330 Feet. Compatible with Win 8.1/8/7/Vista/XP Classic Bluetooth, and stereo headset, TBW-106UB : Electronics
Amazon.com: GMYLE Bluetooth 4.0 Broadcom Chip Dongle Adapter, Ultra-Mini USB Transmitter Receiver with LED, Support Windows 10, 8, 7, Plug and Play : Electronics
Amazon.com: DSD TECH HM-10 Master and Slave Bluetooth 4.0 LE iBeacon Module Compatible with iPhone and iPad with 4 PIN Dupont Cable for Arduino : Electronics
Amazon.com: TP-Link USB Bluetooth Adapter for PC(UB400), 4.0 Bluetooth Dongle Receiver Support Windows 11/10/8.1/8/7/XP & USB WiFi Adapter for PC(TL-WN725N), N150 Wireless Network Adapter - Nano Size WiFi Dongle : Electronics
Amazon.com: Bluetooth 4.0 USB Dongle Adapter - Maxesla Wireless Bluetooth Transmitter Receiver for Windows 10/8 / 7 / Vista/XP Laptop PC for Bluetooth Speaker, Headset, Keyboard, Mouse, Game Controller Black : Electronics
Amazon.com: Kinivo USB Bluetooth Adapter for PC BTD400 (Bluetooth 4.0 Dongle Receiver, Low Energy) - Compatible with Windows 11/10/8.1/8/7, Raspberry Pi, Linux, MacOS, Laptop & Headphones : Electronics
Amazon.com: OBD2 Bluetooth 4.0 Scanner Car Code Reader for iPhone iOS Android Windows, Auto ODB2 OBDII Adapter Diagnostic Scan Tool for Check Engine Lights : Automotive
Amazon.com: Bluetooth Audio Transmitter, Wireless Bluetooth 4.0 Transmitter Adapter with 3.5mm Stereo Jack for TV / PC / MP3/ MP4/ CD Player/ iPod, etc : Electronics
Amazon.com: TIMMKOO 72GB MP3 Player with Bluetooth, 4.0" Full Touchscreen Mp4 Mp3 Player with Speaker, Portable HiFi Sound Mp3 Player with Bluetooth, Voice Recorder, E-Book, Supports up to 512GB TF Card (Black) :
Amazon.com: Bluetooth Adapter for PC, USB Bluetooth Dongle 5.0 EDR Adapter for Desktop Laptop Keyboard Mouse Headsets Speakers, USB Bluetooth Adapter for PC Windows 10/8.1/8/7 - Bluetooth USB Adapter : Electronics
Amazon.com: Insignia - Bluetooth 4.0 USB Adapter - Black : Electronics
Amazon.com: ZEXMTE Bluetooth Adapter for PC, USB Bluetooth Adapter 5.0 Bluetooth Dongle Bluetooth Receiver,Bluetooth Adapter for PC Windows 10/8/7 for Desktop, Laptop, Mouse, Keyboard, Headsets, Speakers : Electronics
Amazon.com: fosa Audio Bluetooth Adapter, Wireless Stereo Bluetooth 4.0 with Phone Tablet Notebook for Music Streaming Sound System, Audio Adapter Music Sharing Device 1 in 3 Out with Computer TV : Electronics
Amazon.com: IOGEAR Bluetooth 4.0 USB Multi-Language Version Micro Adapter, GBU521W6 : 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
Amazon.com: IOGEAR Bluetooth 4.0 USB Micro Adapter, GBU521 : Electronics
Amazon.com: Cable Matters USB Bluetooth Adapter (USB to Bluetooth 4.0 Adapter) for Windows 10, 8.1, 8, 7, Vista, XP, Raspberry Pi in Black : Electronics
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: USB Bluetooth Adapter, 4.0 Dongle Ideapro Micro Bluetooth Transmitter, Transfer for Laptop Windows 10 Raspberry Pi, Linux, Stereo Headset, Wireless Keyboard Headphone : Electronics
Amazon.com: Panda Bluetooth 4.0 USB Nano Adapter - Windows XP/Vista/7/8/8.1/10/11, Mint, Ubuntu, Fedora, openSUSE, Lubuntu, Zorin, BackTrack5 R3, Kali Linux, Raspbrian Wheezy and OpenELEC : Electronics
Amazon.com: Techkey USB Bluetooth 4.0 Adapter Dongle for PC Laptop Computer Desktop Stereo Music, Skype Call, Keyboard, Mouse, Support All Windows 10 8.1 8 7 : Electronics
Amazon.com: GMYLE Bluetooth 4.0 Broadcom Chip Dongle Adapter, Ultra-Mini USB Transmitter Receiver with LED, Support Windows 10, 8, 7, Plug and Play : Electronics
Amazon.com: TP-Link USB Bluetooth Adapter for PC(UB400), 4.0 Bluetooth Dongle Receiver Support Windows 11/10/8.1/8/7/XP for Desktop, Laptop, Mouse, Keyboard, Printers, Headsets, Speakers, PS4/ Xbox Controllers : Electronics
Amazon.com: DSD TECH HM-10 Bluetooth 4.0 BLE iBeacon UART Module with 4PIN Base Board for Arduino UNO R3 Mega 2560 Nano : Electronics
