До 1980-х гг. мейнфреймы занимали господствующие позиции на компьютерном рынке. Мейнфрейм - универсальный, большой компьютер высокого уровня, предназначенный для решения задач, связанных с интенсивными вычислениями и обработкой больших объемов информации.
Описание: The D-Link Roq-it 10 GB is a hard drive based MP3 jukebox with a storage capacity of 10 Gigabytes, as well as an external USB hard drive. It is portable and provides over 150 hours of non-stop music. The Roq-it 10 GB is targeted at MP3 music enthusiasts. The Roq-it 10 GB provides 10 Gigabytes of hard drive capacity that also functions as a portable and external USB hard drive. When connected through the USB interface, the Roq-it 10 GB will show up in Windows File Explorer as a drive letter. The user then uses drag and drop features of Microsoft Windows to copy music to the hard drive. No special music manager software is required. The Roq-it 10 GB provides over 150 hours (approximately 250 CDґs) of music using a 10 Gigabyte hard drive as the storage medium. It is compatible with MP3 (MPEG 1 Audio Layer 3) standards, which provides audio compression specifications. The firmware is fully upgradeable via the USB interface to support new features when they become available. The Roq-it 10 GB uses a USB 1.1 compliant connection for transferring audio files from the users computer. Note: This device is not supported for OS X. These drivers are only compatible with Mac OS 9 only.
DMP-220 » User's Guide - The Roq-it 64 is a portable MP3 player with 64 Megabytes of internal memory. An additional SmartMedia memory card of up to 128 Megabytes of memory can be added for further expansion of MP3 storage. It is targeted at MP3 music enthusiasts. With 64 Megabyte
DMP-210 » User's Guide - The Roq-it 32 is a portable MP3 player with 32 Megabytes of memory. An additional SmartMedia memory card of up to 64 Megabytes of memory can be added for further expansion of MP3 storage. It is targeted at MP3 music enthusiasts. With 32 Megabytes of on-bo
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