NU-X Mighty 8BT Guitar Amplifier NU-X Mighty 8BT is a compact guitar amplifier with features that enable it to be more than just a bedroom combo. Powered from the included 12V mains adaptor or optionally from 8 x AA batteries for portable use. The guitar input has clean, overdrive and distortion modes with modulation/delay effects and digital reverb. Settings can be customised for tone and effects and these are stored for each of the 3 modes. Deeper effects editing is provided by the Bluetooth link using the Mighty app, which is available from Google Play or App Store. A mic input is also included with a dedicated reverb send for vocals. A built-in drum machine is controlled by a simple but intuitive tap tempo/style button and rotary volume control. Aux in and headphone out complete the control panel to provide a multi-purpose jamming and recording amp for guitar players of all genres.