Spark 40 Smart Practice Guitar Amp

The Spark 40 is the #1 best-selling smart practice amplifier, designed to deliver powerful tone, immersive sound, and innovative features that inspire you to play more. With 40 watts of room-filling stereo sound, customizable looks, and advanced smart technology, Spark redefines what a practice amp can do.

Powered by the award-winning BIAS Tone Engine, Spark gives you access to over 50,000 tones, 33 amp models, and 43 built-in effects. Whether you play electric, bass, or acoustic guitar, Spark provides rich tone, deep bass response, and crystal-clear detail.

• 40-watt stereo smart guitar amplifier
• Two custom 4-inch speakers for immersive room-filling sound
• Access to 50,000+ tones via the Spark app
• Powered by the BIAS Tone Engine
• 33 amp models and 43 effects built in
• Smart Jam Live creates real-time bass and drum accompaniment
• Auto Chords displays chords for millions of songs
• Voice command support for hands-free control
• Bluetooth streaming for backing tracks and music
• USB audio interface for home recording
• Compatible with electric, bass, and acoustic guitars
• Four programmable preset buttons for quick tone changes
• Customizable grille designs and stylish finishes