The multi-function panel, a new extreme product, comes with a multi-slot card reader, fan knob and multi i/o panel. The user can installl this in a standard 3.5 Inch device bay. The most popular memory cards are supported by the multi-slot card reader. Using the fan-knob function the user can adjust fan rpm from dc 4v to 12v. The multi i/o panel function provides one standard usb 2/sata port and two audio ports. Features and specifications: model: ej-mp35001. Type: 5 in 1. Slots: 4. Dc input: +5v/+12v. Dc output: 4v - 12v dc. Installation type: internal 3.5 Drive bay. Fan knob: 3 pin fan adapter (4v-12v). Interface: usb 2.0, Sata port, mic and audio port, e-sata. Compatibility: sm, cf, sd, mmc, ms, ms pro, rs-mmc, minisd, ms duo, ms pro duo, t-flash, cf i/ cf ii/ microdrive / sm/ sd/ minisd/ mmc/ rs mmc/ ms/ ms magicgate/ ms pro/ ms pro magicgate/ ms duo/ ms duo magicgate/ ms pro duo/ ms pro duo magicgate/ ms pro ultra ii/ ms rom/ ms select/ t-flash. Dimensions: 120mm x 25mm x 90mm without knob. Os: win 98se / me / 2000 / xp, mac os 8.6+.