VHT Amplification i66 Combo Guitar Amplifier Overview:Take your apps to the stage: The app-friendly VHT i-66 combines real tube tone with 21st century connectivity. It features a tone-enhancing 12AX7 preamp tube running at 300 volts for real tube amp dynamics and texture, and the i-66’s Tone-Link jack provides virtually unlimited access to iPhone, iPad, and iPod Touch modeling apps such Apple’s GarageBand, IK MultiMedia’s AmpliTube, and Positive Grid’s Bias and JamUp.Think outside the box: The i-66 is all-analog, all of the modeling magic occurs in the iOS device. VHT’s unique Tone-Link circuitry has special filtering that enhances the apps for more authentic guitar amp tone, and the 12AX7 preamp further enhances the apps with real tube amp warmth and feel.PC-friendly too: The i-66 also features PC In and Out jacks for easy access to PC-based software such as Avid’s Pro Tools, Peavey ReValver, and Native Instruments wide range of virtual instruments.Easy to use: The i-66’s simple control panel has Volume, Tone, and Master controls for quick on-the-fly adjustments; the Volume control has a footswitchable pull-boost feature that increases the preamp gain to enhance high-gain tones. The rear panel provides easy-access jacks for the Boost footswitch, Tone-Link, PC In and Out, Aux In, Line Out, Headphones, and Extension Speaker.Specifications:Model Name: i-66 ComboModel Number: AV-EYE1-66Max Output: 66 WattsPre Amp Tubes: 12AX7 Channels: 1Controls: Volume, Boost, Boost Switch, Tone, Tone-Link Switch, MasterFootswitch: Engage Boost (via Boost Switch)Back Panel: Tone-Link App I/O TRRS Jack, PC In, PC Out, Aux In, Line Out, Phones, Extensnion Speaker Speaker: 12″ VHT Speaker