Product Description Mustang Micro is a complete personal guitar amplifier featuring a wide selection of tones from the wildly popular Mustang series amps. Plug Mustang Micro directly into your guitar, connect a pair of headphones, and choose your amp and effects. This all-in-one personal headphone amplifier with onboard DSP has 12 amp models from Mustang GTX for a wide range of clean and dirty tones. It also offers 13 effect models with parameter modify control. It’s ideal for any player from beginner to pro, making it quick and easy to get great tones when jamming silently at home or on the go. And you can play along to your favorite tracks or instructional videos using the built-in Bluetooth audio connection. Its dimensions are 2.5x6.5x6.5 inches and it weighs 0.45lbs. From the Manufacturer Mustang Micro is a complete personal guitar amplifier featuring a wide selection of tones from the wildly popular Mustang series amps. Plug Mustang Micro directly into your guitar, connect a pair of headphones, and choose your amp and effects. It’s ideal for any player from beginner to pro, making it quick and easy to get great tones when jamming silently at home or on the go. And you can play along to your favorite tracks or instructional videos using the built-in Bluetooth audio connection.