Model: -4511AC Chipset: Realtek 8811CU Antenna: External 5dBi high-gain dual-band omnidirectional antenna Port: 1 x USB 2.0 LED Indicator: 1 x System Indicator Operating Modes: Network Card Mode, Portable Wi-Fi Mode (requires sharing software) Speed: 802.11b: 11 Mbps, 802.11g: 54 Mbps, 802.11n: 200 Mbps, 802.11ac: 433 Mbps Frequency: 2.4 GHz: 2.412-2.484 GHz, 5 GHz: 5150-5350 MHz, 5725-5850 MHz System Requirements: For 7/8/10/11, driver-free, plug-and-play Specification: Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color: Black Material: ABS Package Contents: 1*Wireless Network Card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.