TP-LINK's 300 Mbps Mini Wireless N USB Adapter TL-WN823N is designed to connect your laptop or desktop to a wireless network and enjoy high speed wireless performance. The fingertip design makes the adapter convenient and easy to carry around. What's more, the TL-WN823N features SoftAP mode, one-button security setup, easy-to-use configuration software, making it a great choice for enjoying fast wireless network. Device Type: Network adapter Form Factor: External Interface (Bus) Type: USB 2.0 Dimensions (WxDxH): 1.5 in x 0.7 in x 0.3 in Data Link Protocol: 802.11b, 802.11g, 802.11n Data Transfer Rate: 300 Mbps Frequency Band: 2.4 GHz Compliant Standards: IEEE 802.11b, IEEE 802.11g, USB 2.0, IEEE 802.11n System Requirements: Microsoft Windows Vista / XP / 7, Microsoft Windows Vista / XP / 7 (64-bit versions) Manufacturer Warranty: 2 years warranty Device Type: Network adapter Form Factor: External Interface (Bus) Type: USB 2.0 Connectivity Technology: Wireless Data Link Protocol: 802.11b, 802.11g, 802.11n Spread Spectrum Method: OFDM Data Transfer Rate: 300 Mbps Line Coding Format: DBPSK, DQPSK, CCK, 64 QAM, 16 QAM, OFDM Frequency Band: 2.4 GHz Features: Software access point, Ad-Hoc Mode, Wi-Fi Protected Setup (WPS) Compliant Standards: IEEE 802.11b, IEEE 802.11g, USB 2.0, IEEE 802.11n Antenna: Internal Connections: 1 x USB 2.0 - 4 pin USB Type A Encryption Algorithm: 128-bit WEP, 64-bit WEP, WPA, WPA2, WPA-PSK, WPA2-PSK Compliant Standards: IC, FCC, RoHS OS Required: Microsoft Windows Vista / XP / 7, Microsoft Windows Vista / XP / 7 (64-bit versions) Width: 1.5 in Depth: 0.7 in Height: 0.3 in Service & Support: Limited warranty - 2 years Min Operating Temperature: 32 °F Max Operating Temperature: 104 °F Humidity Range Operating: 10 - 90% (non-condensing)