Owing to Bluetooth-compatible 5.0 version, it can achieve stable transmission, sensitive response and no delay.It is easy to use owing to the characteristic of plug and play. Characterized by mini and compact design, it is easy to carry.Made of ABS material, the Bluetooth-compatible adapter is reliable and durable.The length of the product is 2.5cm, the width is 1.7cm, the height is 0.6cm.It can let your computer have Bluetooth-compatible function to realize the connection with mobile phone/speaker/headphone/mouse/keyboard and other wireless devices. You can transfer files/pictures/music with the help of this adapter even if there is no network.Item Name: Bluetooth-compatible AdapterMaterial: ABSColor: BlackBluetooth-compatible Version: 5.0Operating Range: up to 20mInterface Type: USBCompatible Device: Mobile Phone/Speaker/Headphone/Mouse/Keyboard and Other Wireless DevicesFeatures: Plug Play, Portable, High SpeedSize Details: 2.5cm x 1.7cm x 0.6cm/0.98" x 0.67" x 0.24" (Approx.)Notes:Due to the light and the screen setting difference, the item's color may slightly differs from the pictures.Please allow slight dimension difference due to the manual measurement.Package Includes:1 x Bluetooth-compatible Adapter (Other Not Included)