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The proper USB Drivers installed on the computer ensures that the data can be transferred from the computer to the mobile device or from the mobile device to the computer. Mobile device OEMS and manufacturers each have their unique set of USB Drivers that people can install on a computer that runs on a version of the Windows operating system (usually ranging from Windows XP and up) that help the device be detected when it is connected to the computer with the USB cable. "Review of HTC S620 (Excalibur) communicator". ^ "Microsoft Reveals New Windows Mobile 6 Smartphone Software, Improves World's Fastest-Growing Mobile Operating System" (Press release)."T-Mobile Dash (and HTC S620) - Windows Mobile Smartphone reviews". ^ "T-Mobile Unveils a New Full-Featured Smartphone, the T-Mobile Dash" (Press release).This phone has also been ported to android by xda-developers. Version of Windows Mobile 6.1 such as Kavanna's and Ricky's are available but not supported by T-Mobile. T-Mobile initially shipped Windows Mobile 5 on all Dash devices, but began offering existing Dash owners the ability to update to Windows Mobile 6 on May 4, 2007. Its successor, the HTC S630 (codenamed Cavalier) was released August 2007. It also has GPRS/EDGE and Wi-Fi connections. The device syncs with ActiveSync or Windows Mobile Device Center ( Windows Vista and Windows 7) over Bluetooth or USB. It includes a quad band (850 MHz, 900 MHz, 1800 MHz, 1900 MHz) GSM radio with EDGE, 802.11g WiFi support, and Bluetooth communications. A microSD slot is also available for additional expansion capability. It uses a 200 MHz Texas Instruments OMAP850 ( ARM architecture) processor, with 64 MB of RAM and 128 MB of flash ROM. The device runs the Windows Mobile 5 and 6 Smartphone Edition operating systems ( AKU 3.0). It is rebranded and sold as the O 2 Xda Cosmo, the T-Mobile Dash, the HTC S621 for Rogers Wireless in Canada, the HTC S621 for Suncom Wireless in the lower-eastern United States, the BT ToGo (as part of the BT Total Broadband Anywhere package), and the Dopod C720W. The HTC Excalibur ( HTC S620) is a smartphone model manufactured by High Tech Computer beginning in 2006. Mobile phone model HTC Excalibur (HTC S620)
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