JBL made a pair of AI-powered practice amps

Onboard software supposedly isolates and removes stems from Bluetooth tracks, so you can play your part with any recording.

JBL is trying its hand at something new, with a pair of AI-powered practice amps. The BandBox Solo and BandBox Trio include an onboard Stem AI that purportedly lets you separate or remove vocals and instruments from any music streamed over Bluetooth. So, say you're a young guitarist learning “Stairway to Heaven” (as one does). At least in theory, you could use the speaker to remove Jimmy Page's part and hone your chops with the rest of the band.

The $250 BandBox Solo, designed for individual musicians, has a single guitar / mic input. And the $600 BandBox Trio, better for bands, supports up to four instrument inputs. The latter also has a few extra perks not found in the Solo: onboard ...