USB Bluetooth Adapter for connecting RS232 devices via Bluetooth
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Amazon.com: Plantronics BT300 Bluetooth 2.0 Adapter for Calisto 620 : Electronics
USB Bluetooth 4.0 Adapter for Desktop, Laptop, Mouse, Keyboard, Printer, Headset | eBay
TP-Link UB400 - Network adapter - USB 2.0 - Bluetooth 4.0 | Dell USA
WitMotion Bluetooth 2.0 USB-HID adapter for sensor BWT61, BWT61CL, BWT901, BWT901CL free drive Supplier China
SENA PARANI-UD100-G03 | Free Shipping
2.0 Bluetooth V2.0 Edr Usb Dongle Adapter | Long Range Usb Bluetooth Adapter - Bluetooth Adapters - Aliexpress
StarTech.com Bluetooth Adapter - Mini USB Adapter - Bluetooth 2.1 - Class 1 EDR - Bluetooth Receiver (USBBT1EDR2) - network adapter - USB
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WitMotion USB-HID Wireless Bluetooth 2.0 Adapter, HID Tech, HC-06 Chip【CH340 Driver, Anti-Dust, Small-in-size, Plug & Play】Bluetooth Dongle for WITMOTION Bluetooth 2.0 Sensors (BWT61/BWT61CL/BWT901CL)
Bluetooth V2.1 + IrDA USB Adapter
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EDIMAX - Legacy Products - Bluetooth Adapters - Bluetooth V2.0 USB Adapter, Class-2 (80M)
WitMotion Bluetooth 2.0 USB-HID adapter for sensor BWT61, BWT61CL, BWT901, BWT901CL free drive Supplier China
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APRS Network Version TNC Bluetooth 2.0 4.0 Accessory New Dual Mode | eBay
Mini USB Bluetooth Adapter V 2.0 Wireless USB Dongle V2.0 EDR For Laptop PC Win 7/8/XP Vista|Instrument Parts & Accessories| - AliExpress
Mini Usb Bluetooth Adapter V2.0 Csr Dual Mode Wireless Bluetooth Dongle 2.0 Transmitter For Pc Laptop Win Xp Vista7/ 8/10 - Bluetooth Adapters - AliExpress
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USB-BT4
DSD TECH Official Website: DSD TECH HC-06 Bluetooth 2.0 SPP Wireless BT DIP Module for Arduino UNO R3 Nano MEGA Raspberry Pi