VOX amPlug Brian May AP-BM

Input/output jacks:

Phones jack (3.5 mm stereo mini phone jack)
AUX jack (CTIA-compliant 3.5 mm TRRS mini phone jack)
Power supply:

Two AAA batteries or AAA nickel-metal hydride batteries
Battery life:

10 hours/16 hours (using alkaline batteries, when FX or RHYTHM is on/off);
3 hours/5 hours (using zinc-carbon batteries, when FX or RHYTHM is on/off)
Dimensions (W × D × H):

87 × 33 × 39 mm (3.43′′ × 1.3′′ × 1.54′′), with plug folded down
Weight:

40 g (1.41 oz.), not including batteries
Included items:

Two AAA batteries
Models:

APBM – Brian May Limited Edition amPlug
APBMSET – Brian May Limited Edition amPlug & Cabinet Set