🔈HIGHLIGHTS🔈 🔖 High Speed Wi-Fi—300 Mbps (2.4 GHz) 🔖 Easy Installation – Plug the adapter into an available PCI-E slot to upgrade your desktop 🔖 MIMO – Users can easily access to high-speed wireless connection ✒️SPECIFICATIONS✒️ 🐱‍🏍Interface: PCI Express 🐱‍🏍Dimensions ( W x D x H ): 4.8 x 3.1 x 0.8in. (120.8 x 78.5 x 21.5mm) 🐱‍🏍Wireless Standards : IEEE 802.11n/g/b 2.4 GHz 🐱‍🏍Antenna: Detachable Omni Directional (RP-SMA) 🐱‍🏍Signal Rate: 300Mbps at 2.4GHz 🐱‍🏍WLAN Modes: Ad-Hoc / Infrastructure mode 🐱‍🏍Modulation Technology: DBPSK, DQPSK, CCK, OFDM, 16-QAM, 64-QAM 🐱‍🏍Wireless Security : Support 64/128 bit WEP, WPA-PSK/WPA2-PSK 🐱‍🏍System Requirements: Windows 10/8.1/8/7，Linux 🐱‍🏍Regulatory Certification: CE 📦 WHAT'S IN THE BOX 📦 1 Wireless Adapter TL-WN881ND 2x Detachable Omni directional antenna 1 Resource CD 1 Quick Installation Guide 📌 WARRANTY INFORMATION / RETURN / REPLACEMENT / REFUND📌 ✔️3 years warranty ✔️based on the S/N (serial number) or the purchase invoice date ✔️No Wanranty-Product is physical damaged, watered, burned, or other manmade damaged ✔️No Wanranty-Model is opened, or serial number, missing, or parts of the model missing 📷Kindly take a photo of the item and provide the order number to our customer service agent for further details