Features: Two in one design: The RTL8723DU 6223E-UUD wireless module adopts a two in one design, integrating WiFi and Bluetoothcompatible functions into a USB module, making it convenient for users . Stable transmission: This module adopts high-quality chips and advanced technology to provide stable and fast wireless transmission, ensuring smooth data transmission and reliable signal connection. Easy to use: It can be used by plugging into a computer or other device through a USB, without the need for additional installation programs or complex step, making it very simple and convenient. High speed transmission: Supports wireless transmission speedsup to 300Mbps, which can meet usersneeds for fast internet connecting, as well as high bandwidth requirements such as real-time data transmission and online entertainment. Bluetoothcompatible function: In addition to WiFi connection, it also has powerful Bluetoothcompatible function, allowing users to wirelessly transmit with other Bluetoothcompatible devices, such as Bluetoothcompatible headphones, speakers, keyboards, etc.Wide compatibility: This wireless module is compatible withvarious operating systemsand is suitable for different devices and platforms. Specifications: Chip：RTL8723DU 6223E-UUD Standard: 802.11b/g/n Frequency: 2.4Ghz Connect: USB Working mode: softap, station Size: approx 12.9x12.2x1.6mm Power: 3.3V Power consumption: no more than 450mA Package Includes: 1PC RTL8723DU Wireless Module note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.