MA-10 series is specially designed for different instruments, MA-10A: amp for acoustic guitar, ukulele. MA-10 series features various tones. Each model has dual channel dedicated for the related instruments, therefore you can switch easily: MA-10A: Switchable Normal / Bright dual channel. MA-10 series is compact and portable. There are 2 hidden shoulder strap buckles on both sides of the amp, you can hang the shoulder strap on the buckles when fully rotate the 2 buckles. High quality Aux In Jack for playing backing track, 3.5mm stereo Headphone Output Jack, ensuring subtleness of music and interference-free. 5 inches customized full frequency speakers. With rated power of 10W(RMS), full frequency speakers dedicated for the related instruments. Different power supply modes, you can use the attached power adapter or 6xAA batteries, about 3hrs battery life with AA alkaline batteries. Innovative logo. The logo of MA-10 series will light when it’s switched on.