Complies with the IEEE 802.11g and 802.11b (DSSS) 2.4GHz standard High-speed data transfer rate up to 54Mbps Supports 64/128/256-bit WEP Data Encryption function for high level of security Supports TKIP and AES advanced WLAN Security Supports peer-to-peer communication among any wireless users, no Access Point (AP) required Built-in Antenna Automatic rate fallback enables data security and reliability Supports power save mode Supports the most popular operating systems: Window 98SE/ME/2000/XP Supports 32-bit cardbus interface Plug and Play installation Specifications: Standard: IEEE 802.11g and IEEE 802.11b Interface: 32-bit Cardbus. PCMCIA Type II frequency Band: 2.400~2.4835GHz (industrial Scientific Medical Band) Modulation: 802.11g: OFDM (64-QAM, 16-QAM, QPSK, BPSK); 802.11b CCk@11/5.5Mbps, DQPSK@2Mbps, DBPSK@1Mbps Radio Technology: Direct Sequence Spread Spectrum (DSSS) Data Rate: 11/5.5/2/1Mbps auto fallback Security: 64/128/256-bit WEP Encryption 64/128-bit TKIP Data Encryption 64/128-bit AES Data Encryption Wireless Networking Applications Antenna: Diversity Patch Antanna Drivers: Window 98SE/ME/2000/XP and Linux LEDs: TX/RX, Link Power: 3.3V Transmit Power: 16dBm~18dBm Operating Temperature: 32~131 F Storage Temperature: 14~131 F Humidity: 0-95% (NonCondensin) Weight: 40g Dimension: 4.55" x 2.13" x 0.15" Certification: FCC, CE, EMC