T-Mobile Web"n"Walk Box Mobile WLAN. WLAN data transfer rates supported: 11, 54 Mbit/s. Data network: 3G, EDGE, GPRS, GSM, HSDPA, HSPA, HSUPA, UMTS bands supported: 2100 MHz, GSM bands supported: 850, 900, 1800, 1900 MHz. Firewall security: SPI, Security algorithms supported: 128-bit WEP, 64-bit WEP, TKIP, WEP, WPA, WPA-AES, WPA-PSK, WPA2, WPA2-PSK. Colour of product: Black. Certification: CE, FCC, Compliance industry standards: IEEE 802.11b/g