this guitar is a multi-function guitar:

1.directly to connect amplifier with battery and use the effect inside(also can close the effect,only use the clear sound).

2.directly to connect headphone with battery and use the effect inside(also can close the effect,only use the clear sound).

3.the effect inside can replace outside effect pedal,no need to take extra lines,easy to take,very good to practice yourself or perform on stage.

4.this is a silent guitar,you can practice yourself and dont disturb other people.

5.this guitar have both humbucker and piezo pickup,if install electric or acoustic string,the sound will be electric or acoustic guitar,so can play at different situation.

6.this guitar have Aux in plug,you can play with backing track.

the package do not including battery,as the express reject battery on airplane,so please prepare the battery yourself.

SPECIFICATION:

Scale length: 25.5"/22 Frets

Body: Mahogany

Neck: Mahogany

Fingerboard: Rosewood 

Construction: Bolt-on-neck

Bridge:Small Fixed Bridge

Pickup: Humbucker *1,Piezo pickup*1

Controls: Volume*1 Tone*1, 3 Way Switch

we have been selling the guitar with electronic system inside more than 5 years in domestic market,all that system is very stable,that systems are all worked well in the past 5 years.anyway we will offer repair service,you can contact us anytime if you find a electronic problem,no worry about that.