Positive Grid Spark - Practice amp with 2x4" speaker and numerous amp and effect models

The Positive Grid Spark is a versatile 40-watt smart amp for electric, acoustic and bass guitars that makes practicing, jamming and recording easier than ever before. With two specially designed 4" speakers, a powerful Class D amplifier and integrated Bluetooth audio, the Spark 40 delivers a surprisingly big stereo sound that works from the living room to the home studio. The Spark app provides 33 amp models, 43 effects, auto-chords, Smart Jam, thousands of presets and convenient recording features. Thanks to its USB audio interface, four freely assignable preset buttons, integrated tuners and intuitive user interface, the Spark is a compact all-in-one amp for modern guitarists looking for inspiration and flexibility in a single device.