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: co2CREA Hard Travel Case Replacement for DOSS Touch SoundBox Wireless Bluetooth V4.0 Portable Speaker (Pink) : Everything Else
Amazon.com: Infinity Orb Magnetic Levitating Speaker Bluetooth 4.0 LED Flash Wireless Floating Speakers with Microphone and Touch Buttons (Black) : 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: 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: 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: 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 4.0 USB Dongle/Adapter,Tangxi Bluetooth Receiver Transmitter for PS4 Playstation,Plug and Play,Support A2DP,HFP,Wireless Audio Dongle for Bluetooth Headset,Low Energy Mini Bluetooth Adapter : Electronics
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: Sabrent USB Bluetooth 4.0 Micro Adapter for PC + USB External Stereo Sound Adapter for Windows and Mac. : Electronics
Amazon.com: Edifier W293BT Bluetooth v4.1 aptX IPX7 Sweatproof and Waterproof in-Ear Earphones with Dual Battery Technology - Black : Electronics
Amazon.com: Edifier W280BT Stereo Bluetooth v4.1 Headphones - Earphones for Fitness, Running, Working Out Sweatproof - Black : Electronics
Amazon.com: Generic Bluetooth V4.0 Stereo Super Bass Built-in Microphone Over-Ear Headphone for Cell Phones Smartphones Tablets MP3 and All Bluetooth Music Player Devices (Rose) : Electronics
Amazon.com: Jaap Sweat Proof Truly Wireless Bluetooth 4.2 Sports Earphones IPX5 Sweat Resistant with 6 Hours Battery Life Behind The Ear Hook Design : 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: 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: 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: 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: VZ MP3 Player with Bluetooth Headphone Included 16GB TF Card Lossless Sound Sweatproof for Running Gym audiobook : 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: Premiertek Dual Mode Bluetooth V4.0 USB Adapter with Low Energy Technology for Notebook Desktop Raspberry Pi (BT-400_V2) : Electronics
