The UAD-Xpander is the world's first ExpressCard audio DSP expansion system for Mac OS X and Windows XP/X64/Vista laptops. Using an ultra-fast ExpressCard 34 connection (2.5Gbps differential serial link). ExpressCard is the new expansion standard in the latest laptops, such as the MacBook Pro. The UAD-Xpander has identical DSP power as the best-selling UAD-1 & UAD-1e PCI/PCIe series of desktop products, and is fully compatibility with all Powered Plug-Ins. Like its desktop siblings, the UAD-Xpander can mix sessions from 44.1khz to 192k. The UAD-Xpander conveniently leaves slower, USB & Firewire connections free for dongles, AudioI/O, and hard-drives while it operates at full PCI Express bandwidth. The UAD-Xpander Comes in 3 Bundles: Xpress, Xpert, and Xtreme Like UA's existing UAD-1e Express & Expert PAK's, the difference is only in the bundled UAD$ vouchers. Each UAD-Xpander comes free with UA's base set of 14 Powered Plug-Ins (see chart below), plus the Xpander Xpress includes a $500 voucher, and the Xpander Xpert a $1000 voucher which allows uses complete flexibility in choosing from UA's premium collection of mixing and mastering plug-ins available 24/7 at my.uaudio.com. The UAD-Xpander Xtreme includes every Powered Plug-In up to and including those available in UAD software version 4.5.x Features: Noiseless, Fanless, Alumi-cool chassis design Ultra-fast (2.5Gbps) Expresscard 34 interface 44.1-192k DSP Audio Accelerator for Laptops Same potent DSP power as UAD-1 & UAD-1e Optional UAD-Xtenda Kit: 3m cable & PCIe desktop adapter