Coolmusic 15-Watt Battery Powered Electric Acoustic Guitar Amplifier – Unique 15G Product Dimension: 24*12*18 CM Speaker：4.5-inch speaker Output Wattage：15 Watts Frequency response range：40-18 KHz, 0dB/-3dB Interface: 1/4″ audio interface*2, 1/8″ stereo phone interface, 1/8″ DI output, 1/8″ audio interface Channel：Two-Channel: Input 1 for Electric guitar and Acoustic guitar, Input 2 for Microphone Rechargeable: Lithium battery pack inside, it can run up to 2.5-6 hours after being fully charged. Package Included：1*Unique-15G Amp, 1* Product Manual
