Introducing the world's smallest vacuum tube stereo power amplifier: the iMP. Designed for studio use or to amplify small sound sources like iPods, mini-disc/CD players, and laptops, it powers passive monitors effectively. Ideal for your office or recording space, the iMP AMP can be placed on your desk alongside bookshelf speakers, creating a compact tube hi-fi system for your iPod.

It includes an AC Power Adapter. Specifications: 1W/Ch, 10-20KHz +0/-2dB, Input -20/+4dB@10kOhm, dimensions 4.4" x 3.0" x 3.0" (111mm x 76mm x 76mm), 12VAC@1A.