Amazon.com: soundbot SB342-BLK Bluetooth 4.0 USB Adapter with 3Mbps High Data Transfer Rate & 33 Feet Wireless Range : Electronics
UGREEN USB Bluetooth 4.0 Adapter Nano USB Wireless Dongle Plug and Play for Win 10 8
UGREEN USB Bluetooth 4.0 Adapter Nano USB Wireless Dongle Plug and Play for Win 10 8
Amazon.com: Edimax 2-in-1 N150 Wi-Fi & Bluetooth 4.0 Nano USB Adapter, EW-7611ULB (4.0 Nano USB Adapter) : 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: Unipows Wireless Bluetooth Mouse, 2.4G + Bluetooth 4.0 Rechargeable Optical Mouse for PC/Laptop/Tablet/MacBook/iPad/iPhone (iOS13.1.2 and Later), Windows/MacOS/Linux, Black : Electronics
Amazon.com: Sonnet Long-Range USB Bluetooth 4.0 Micro Adapter for macOS 10.12+ and Windows : Electronics
Amazon.com: Soundbot SB510 HD Water Resistant Bluetooth 4.0 Shower Speaker, Handsfree Portable Speakerphone with Built-in Mic, 6hrs of Playtime, Control Buttons and Dedicated Suction Cup (Black) : Electronics
Amazon.com: TIMMKOO MP3 Player with Bluetooth, 4.0" Full Touchscreen Mp4 Mp3 Player with Speaker, Portable HiFi Sound Mp3 Music Player with Bluetooth, Voice Recorder, E-Book, Supports up to 512GB TF Card (Black) :
USB MP3 Player Bluetooth 4.0 8GB Music Player with Clip Portable HiFi Lossless Sound Music MP3 Player with Voice Recorder Support up to 64GB TF Card (Black)
Amazon.com: USB Bluetooth Dongle, QGOO Bluetooth 4.0 Adapter Bluetooth Receiver for PC Laptop Desktop Keyboard Mouse Headset Speaker Smartphone Tablet Compatible with Windows 11/10/8.1/8/7/XP/Vista/XP : 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 : Zebra Technologies ZQ52-AUE0000-00 Thermal Printer, Portable, ZQ520, 4" Size, Bluetooth 4.0, 203 DPI : Office Products
StarTech.com Mini USB Bluetooth 4.0 Adapter - 10m (33ft) Class 2 EDR Wireless Dongle - USB Bluetooth Dongle - Bluetooth Smart Ready LE+EDR (USBBT2EDR4)
Plugable USB Bluetooth 4.0 Low Energy Micro Adapter (Compatible with Windows 10, 8.1, 8, 7, Classic
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
Insignia - Bluetooth 4.0 USB Adapter - Black
Amazon.com: MUNBYN 58mm Bluetooth Receipt Printer, Mobile Wireless Receipt Printer Large Paper Warehouse BT 4.0 Thermal Printer, Portable 58mm Personal Bill POS Receipt Printer, for Android Windows, Do not Square : Office
Amazon.com: WinnerEco Bluetooth 4.0 + EDR USB Bluetooth Dongle for Sony PS4 : Musical Instruments
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: 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: Sennheiser MB Pro 2 - Headset - on-Ear - Wireless - Bluetooth 4.0 : 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: EVEO Bluetooth Adapter for PC 5.1 - Bluetooth Dongle 5.1 Adapter for Windows 10 Only (Plug and Play) for Desktop PC, Laptop, Printers, Keyboard, Mouse, Headsets, Speakers - USB Bluetooth 5.1 Dongle : Electronics
GMYLE Bluetooth 4.0 Broadcom Chip Dongle Adapter, Ultra-Mini USB Transmitter Receiver with LED, Support Windows 10, 8, 7, Plug and Play
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: 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
