❣️ Actively decluttering! ❣️ ✅ Brand new, unused ✅ Ships within 24 hours ✅ Instant purchase OK 。*⑅୨୧┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈୨୧⑅*。 Thank you for viewing! ♡ ● Product Description 【Equipped with Bluetooth 5.4 technology】 The latest version of the Bluetooth adapter, version 5.4, specializes in power saving and can operate for a very long time with minimal power. Dual-mode compatible (BR/EDR & BLE), it provides a comfortable connection without lag due to its fast response and excellent interference resistance. Enhances interference resistance. 【Connect up to 7 devices simultaneously】 Can connect up to 7 devices simultaneously. Ideal for multitasking, such as enjoying high-quality music while operating a keyboard and mouse. *Note: If multiple audio devices of the same type (headphones/speakers, etc.) are connected, only one will play music. USB connection compatible, compatible with 99% of commercially available Bluetooth devices such as headphones, mice, keyboards, smartphones, and printers. 【Highly compatible and easy to operate】 bluetooth usb 5.4 is fully compatible with older Bluetooth 5.3/5.1/5.0/4.0/3.0/2.0. Using a Bluetooth adapter for your computer allows you to connect and use it without installing drivers, which is convenient. The Bluetooth receiver supports Windows 11/10/8.1. 32/64 bit compatible. Plug and play, just plug it in, and no drivers are needed for Windows 11/10/8.1 (※Windows 7 requires drivers). 【Enhanced security & stable communication】 Bluetooth 5.4 automatically generates a security key for each connection to prevent unauthorized access. It firmly protects the privacy of personal data. Class 2, so it's sufficient for use around a PC. Optimal for use around a PC (communication distance: 20-30m) ● Packaging and Shipping Anonymous delivery Waterproof packaging will be used for shipping. Shipped via Yu-Yu Mercari delivery. 。*⑅୨୧┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈୨୧⑅*。 Actively decluttering! I have various other items for sale! #yuka's miscellaneous goods Thank you! ♡ s260 $$700