Specification: _x005f_x000D_ Model: RE-1203 _x005f_x000D_ Color: black _x005f_x000D_ Material: ABS _x005f_x000D_ Transmission rate: 1300Mbps _x005f_x000D_ Function: WiFi transmission/WiFi reception _x005f_x000D_ Interface: USB3.0 _x005f_x000D_ Antenna: external antenna _x005f_x000D_ Frequency band: 2.4G+5G _x005f_x000D_ Support system: WindowsXP/7/8/8.1/10 _x005f_x000D_ Size: about 68.4 * 79.6 * 26mm/2.69 * 3.13 * 1.02inch _x005f_x000D_ Net weight: 30g _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Note: _x005f_x000D_ Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! _x005f_x000D_ Please allow 1-2cm measuring deviation due to manual measurement. _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Included: _x005f_x000D_ 1 x USB Network Card 1. 2.4GHz 5GHz Dual Band: It supports 2.4GHz and 5GHz operating frequency bands. You can freely choose one of the operating frequency bands to avoid wireless interference, dual-band matching, and better signal transmission. 2. Improve Laptop Reception Performance: The laptop signal is not good. Insert the network card into the laptop to improve the reception performance of the laptop. 3. High-gain Dual-antenna: External high-gain dual-antenna, 180 ° free rotation design, adjust signal strength at any time. 4. Heat dissipation Hole Design: Effectively and rapidly dissipate heat and reduce temperature to maintain normal working environment and prolong service life.