PC Microsoft Windows 98 Pentium PC 90 MHz or compatible CPU 16MB RAM or higher 256 color or higher VGA graphics Size: 3 1/2" x 2 1/2" x 5/8" Weight: 70 grams (2.4 ounces) Onboard Memory: 32MB Flash Memory Upgradable (SmartMedia cards) Battery: Single 1.5V AA alkaline battery Slots: One battery slot, One flash memory slot Parallel Port Transfer Rate: Approx. 10 sec. per 1 MB of music. Approx. 6 Min. to fill a 32MB flash card Distortion Rate: 0.01-0.1% Signal-to-Noise Ratio: 95 dB Connectors: Headphone connector and Parallel cable connector Included Accessories: Headphones, 15-pin Cable, Parallel Port Adapter