Feature: 1. Compact size desktop guitar amplifier with 3W output power, lightweight and portable, suitable for indoor and outdoor use. 2. Features 3 channels(Clean - Overdrive - Distortion), built-in 2 effects(Delay - Reverb), 9 drum patterns and 1 metronome, allows you to create any music style sound you like. 3. You can connect music player/ smartphone via 3.5mm AUX IN jack or BT connection to play your guitar along with background music; and the 3.5mm headphone out for silent practice. 4. Tap Tempo controls delay speed and drum speed; supports input signal level(GAIN), output volume(VOLUME) and TONE adjustment. 5. 3 ways of power supply for selection: DC 9V power adapter(included), 6 * AA batteries(not included), or USB connection via powerbank(not included). Specification: Mighty Lite BT guitar amplifier features 3 channels, built-in digital reverb and delay effects, user-friendly interface design. It also offers an Auxiliary line-in and BT connection for jamming along to your own music. You can improve your jamming skill along with built-in drums and metronome as well. What's more, you can use the amplifier with NUX "Mighty Lite" mobile application. Features: Compact size desktop guitar amplifier with 3W output power, lightweight and portable, suitable for indoor and outdoor use. Features 3 channels(Clean - Overdrive - Distortion), built-in 2 effects(Delay - Reverb), 9 drum patterns and 1 metronome, allows you to create any music style sound you like. You can connect music player/ smartphone via 3.5mm AUX IN jack or BT connection to play your guitar along with background music; and the 3.5mm headphone out for silent practice. Tap Tempo controls delay speed and drum speed; supports input signal level(GAIN), output volume(VOLUME) and TONE adjustment. 3 ways of power supply for selection: DC 9V power adapter(included), 6 * AA batteries(not included), or USB connection via power bank(not included). Specifications: Color: Black Currency Draw: 135mA Input Impedance: 1M ohm AUX IN: 10k ohm SNR: 88dB Power: 3W Rated Power: 4.2W Speaker: 4 ohm, 5W Speaker Size: 3 inch Frequency Response Range: 40-16kHz BT Version: 4.2 Working Range: 10m Power Supply: DC 9V power adapter(included)/ 6 * AA batteries(not included) / USB 5V(not included) Power Adapter: 100-240V US/ EU/ UK plug(for option) Item Size: 16.5 * 9.5 * 12cm / 6.5 * 3.7 * 4.7in Item Weight: 730g / 1.6lbs Package Size: 25 * 15 * 12cm / 9.8 * 5.9 * 4.7in Package Weight: 995g / 2.2ls Note: Batteries and USB power cable are not included. Guitar showed in the picture is not included. Users can download the "Mighty Lite" APP for Android or switch device from Android supports page or switch Store. Package List: 1 * Guitar Amplifier 1 * Power Adapter 1 * User Manual (English) Package List: 1 * Guitar Amplifier 1 * Power Adapter 1 * User Manual (English)