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: 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: co2CREA Hard Travel Case Replacement for DOSS Touch SoundBox Wireless Bluetooth V4.0 Portable Speaker (Pink) : Everything Else
Amazon.com: Edifier W293BT Bluetooth v4.1 aptX IPX7 Sweatproof and Waterproof in-Ear Earphones with Dual Battery Technology - Black : Electronics
Amazon.com: Besign Bluetooth 4.1 Car Kit for Handsfree Talking and Music Streaming, Wireless Audio Receiver with Dual Port USB Car Charger and Ground Loop Noise Isolator for Car with 3.5mm AUX Input
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: Bluetooth Headset V4.2, SHINETAO Hands-Free Bluetooth Earpiece Cell Phones, 2 HD Microphones Wireless Earpieces Business/Driving/Office, Compatible with iPhone/Samsung/Android : Cell Phones & Accessories
Amazon.com: ASUS USB-BT500 Bluetooth 5.0 USB Adapter with Ultra Small Design, Backward Compatible with Bluetooth 2.1/3.x/4.x : 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: SystemBase - Bluetooth USB Dongle, USB to Bluetooth Adapter, Bluetooth 4.0 EDR Class1, Working Dist 100m, USB 2.0, BlueSoleil Driver, Works with MS Bluetooth Driver (TALUS): Wall Art
Amazon.com: Kinivo BTH240 Bluetooth Headphones with BTD-400 USB Bluetooth PC Adapter (Black, Bluetooth 4.0, Compatible with Windows, Raspberry Pi, Linux, On-Ear, Hands-Free Calling, Built-in Mic, Foldable) : Electronics
Amazon.com: Sabrent USB Bluetooth 4.0 Micro Adapter for PC + USB External Stereo Sound Adapter for Windows and Mac. : 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: Fineblue F920 Retractable Bluetooth Earphone Business Lavalier Earphone Sports Bluetooth Headset Voice Prompts Call Vibration Bluetooth V4.1 Anti-Lost Function(Black) : Electronics
Amazon.com: SABRENT USB Bluetooth 4.0 Micro Adapter for PC 4-Port USB 3.0 Data Hub : 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: TROND Bluetooth 5.0 Transmitter Receiver, Bluetooth Adapter for TV, 2-in-1 Wireless Audio Transmitter for PC MP3 Gym Airplane, Bluetooth Receiver for Speakers Headphones Boat Car : Electronics
Amazon.com: Insignia - Bluetooth 4.0 USB Adapter - Black : Electronics
Amazon.com: Alphasonik ASE300BT Bluetooth Headphones, V4.0 Wireless Sport Headphones, Sweatproof Running Headset with Built in Mic for Workout Exercise IPX5 SplashProof, Ergonomically Designed for Extra Comfort : 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: Plugable USB Bluetooth 4.0 Low Energy Micro Adapter (Compatible with Windows 11, 10, 8.x, 7, Classic Bluetooth, Gamepad, and Stereo Headset Compatible) : Electronics
Amazon.com: Edifier W280BT Stereo Bluetooth v4.1 Headphones - Earphones for Fitness, Running, Working Out Sweatproof - Black : Electronics
Amazon.com: Hyvtom Bluetooth Headphone V4.1 Wireless Noise Cancelling Headset in-Ear Earbuds with Microphone Handsfree for Driving or Business, and Secure Fit for iPhone Android Cell Phones : Electronics
Amazon.com: Edimax *New* 2-in-1 Wi-Fi 4 + BLE Adapter, N150 + Bluetooth v4.2 (2.6X Faster) + Low Energy (LE) Combo Adapter for PC, Wireless Nano USB Adapter Dongle, Supports Windows 10/11, Linux,
![Amazon.com: Sabrent USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy Technology] Gray (BT-UB40-GRY) : Electronics](https://m.media-amazon.com/images/I/715fg5778AL._AC_UF894,1000_QL80_.jpg "Amazon.com: Sabrent USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy Technology] Gray (BT-UB40-GRY) : Electronics")