Line 6 Pocket POD Multi-Effects Processor
Line 6 say:
"Pocket POD® exhibits all the celebrated features and pro tone that makes POD a standard in recording studios everywhere. Don't be fooled by the smaller package, Pocket POD is packed with over 300 custom presets dialed in by some of today's hottest rock stars like Maroon 5, P.O.D., 311, Hoobastank and many more. Battery-powered and about the size of a tuner, Pocket POD is completely portable. Use it for effects in front of your amp, or just plug in headphones and practice anywhere, anytime. Connect to any computer via USB, then download the free Vyzex software and "deep dive" into all your tone details to create your own custom tone, or manage your own personal tone library right on your desktop. Or visit CustomTone.com to download any of the 3,000 free presets created by guitarists from around the world. Pocket POD lets you sound like a rock star wherever you go."