Amazon.com: Edifier W280BT Stereo Bluetooth v4.1 Headphones - Earphones for Fitness, Running, Working Out Sweatproof - Black : Electronics
Amazon.com: co2CREA Hard Travel Case Replacement for DOSS Touch SoundBox Wireless Bluetooth V4.0 Portable Speaker (Pink) : Everything Else
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: Bluetooth V4.2+EDR Wireless Head Phones Athlete Sport Series, 4-Colors, Dual Track, Stereo HiFi w/mic,Excellent Base (Silver) : Electronics
Amazon.com: VZ MP3 Player with Bluetooth Headphone Included 16GB TF Card Lossless Sound Sweatproof for Running Gym audiobook : Electronics
Amazon.com: Infinity Orb Magnetic Levitating Speaker Bluetooth 4.0 LED Flash Wireless Floating Speakers with Microphone and Touch Buttons (Black) : Electronics
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: 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_UF894,1000_QL80_.jpg "Amazon.com: SABRENT USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy Technology] (BT UB40) : Electronics")
Amazon.com: SABRENT USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy Technology] (BT UB40) : Electronics
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: 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: 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: Bluetooth USB Adapter, Bluetooth USB dongle Plug and Play for T27G,T29G,T46G,T48G,T46S,T48S,T52S, Raspberry PI,Windows10/8 : Electronics
Amazon.com: V4 Version Wireless Bluetooth Module 2.4G for Electric Skateboard Based Upon The nrf51_esc Project Wireless DC 2V-12V 115200 baudrate for ESC Project Flipsky : Electronics
Amazon.com: Edifier W293BT Bluetooth v4.1 aptX IPX7 Sweatproof and Waterproof in-Ear Earphones with Dual Battery Technology - Black : 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: 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: 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: Sabrent USB Bluetooth 4.0 Micro Adapter for PC + USB External Stereo Sound Adapter for Windows and Mac. : Electronics
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: Bluetooth V4.2+EDR Wireless Head Phones Athlete Sport Series, 4-Colors, Dual Track, Stereo HiFi w/mic,Excellent Base (Black) : Electronics
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: 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: 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: Premiertek Dual Mode Bluetooth V4.0 USB Adapter with Low Energy Technology for Notebook Desktop Raspberry Pi (BT-400_V2) : 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: 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
