In Stock. 45 Day Lowest Price - 100% Satisfaction Guarantee. The IJAE4 Jolt Jam Pack is a great way to start playing - plugged or unplugged. You can entertain friends, relatives, and who knows, you may be the start of your own band someday! Elegant AEG body shape with chrome die-cast machine heads for super-stable tuning and onboard electronics with passive EQ makes the IJAE4BK guitar versatile for any context.