this is a great little practice amp runs on batteries and or AC adapter small lightweight and portable. The specs are listed below.
.5W, 1.5W, or 5W selectable
Number of Styles: 11
Number of Effects: 11 plus noise reduction
Signal Processing: 24-bit (both A/D and D/A conversion), 44.1kHz sampling frequency
Input/Output Jacks: INPUT, AUX IN, MIC INPUT, LINE/PHONE
Power Amp Output: Maximum 5W RMS @ 8 ohms
Speaker: 1 x 6.5 inch, VOX original (8 ohm)
Power Supply: Six C batteries or the included AC adapter
Current Consumption: 390 mA
Dimensions: 10-1/2"W x 10-1/2"H x 7"D
Weight: 8 lb.