The Positive Grid Spark Go Pearl is a compact 5W guitar amplifier and Bluetooth speaker designed for musicians seeking portable functionality without compromising on sound quality. With a height of just 8.9 cm and overall dimensions of 12.5 x 8.5 x 4.5 cm, weighing 346 g, this pearlescent amplifier delivers broad-spectrum audio through its acoustically optimized 5.08 cm speaker. The device seamlessly integrates with the Spark software platform, offering four preset slots on the unit itself as well as access to over 50,000 sound patches via the companion app. It features 33 amplifier models and 43 effects, inspired by legendary devices that cover various music styles from rock to jazz. Practical features include a built-in tuner, customizable EQ options, line-out, a headphone jack for silent practice, and an audio interface for direct recording to a computer. The Smart Jam function provides AI-generated backing tracks that adapt to your playing style, while Auto Chord generates real-time chord progressions for practice sessions. With Bluetooth connectivity for music streaming and a battery life of up to 10 hours, the Spark Go Pearl serves as both a practice amplifier and a portable speaker solution for electric guitars, electro-acoustic guitars, and bass guitars.