Portable Theremin- Battery operable and extendable antenna- An electronic music instrument that can be played without physical contact, but rather controlled via the movement of the hands in the vicinity around the antenna- Can be connected directly to a guitar amplifier via a 6.3 mm jack- Especially good for effects and "crazy" sounds- Operates with 9V block battery or optional 9V DC power supply (not included)- Dimensions (W x D x H): 170 x 180 x 60 mm (including antenna)- Weight: 250 g- Incl. storage box and a small screwdriver