Description: Different from other similar products on the market, our wireless adapter has a faster and further working distance owing to its Bluetooth-compatible 5.1 chip design. The transmission distance up to 20 meters and data transmission rate up to 3Mbps. Owing to the lightweight and compact size of this Bluetooth-compatible wireless adapter, it is portable and can be used in most occasions in daily life. You can carry it in your backpack or purse effortlessly. It is constructed of ABS material. The length of this product is 2.3cm, the width is 1.45cm and the height is 0.53cm. This product is perfectly suitable for home, household, dorm, office, and so on. Item Name: Wireless Adapter Material: ABS Pr Transmit Power: +10DBM Sensitivity: -90dBm 0.1 Percent Speed: 3Mbps Protocol Standard: V 5.1 Protocol Support System: for Windows XP/Win7/Win8/Win8.1/Win10 USB Expansion Port: USB2.0 Transmission Distance: 10-20M Features: Compact Size, Lightweight, Stable Size Details: 2.3cm x 1.45cm x 0.53cm/0.91" x 0.57" x 0.21" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Wireless Adapter Different from other similar products on the market, our wireless adapter has a faster and further working distance owing to its Bluetooth-compatible 5.1 chip design. The transmission distance up to 20 meters and data transmission rate up to 3Mbps. Owing to the lightweight and compact size of this Bluetooth-compatible wireless adapter, it is portable and can be used in most occasions in daily life. You can carry it in your backpack or purse effortlessly. It is constructed of ABS material. The length of this product is 2.3cm, the width is 1.45cm and the height is 0.53cm. This product is perfectly suitable for home, household, dorm, office, and so on.