Boss Katana GO v1 Headphone Guitar Amplifier

Hook it up to your phone and load up some sounds, then plug in your headphones and go to town. Works a treat, factory reset, no box/docs/cord. 

Model: Boss Katana GO v1 
Made: China, recent model
Serial: 
Type: headphone amp
Power Input: charges via USB
Accessories: none

Condition notes: used, no major marks. Tested and fully functional.
Overall: very good condition (8/10)