Interface AV dock for Ipad

Alesis iO Dock II Universal Pro Audio Interface for iPad
by Alesis
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Equips your iPad with pro audio connections for recording and live performance
Interchangeable 30-pin and Lightning connectors included
Improved high-impedance guitar input for accurate recording of guitars and bass guitars
Connect microphones, instruments, speakers, headphones, and MIDI controllers
Works with virtually any Core Audio or Core MIDI app in the App Store