Roland Mobile Cube Viola Cases The inset output jack is

The inset output jack is a stroke of design genius

For the cellist-on-the-go

Red flashing when docked: Less than 30 minutes battery life left

5V Battery 2pcs

the fingerboard radius at the nut is ten inches

Roland Mobile Cube Viola Cases The inset output jack isIf you're looking for a small battery powered amp with a great sound, look no further! The Mobile Cube from Roland sounds great with violin, and has some nice digital effects built in, too! It's only 5 watts, so you're not going to bring down the house, but it's plenty loud for a small crowd, even outdoors! Roland's Mobile Cube is a busker's or traveller's dream it's small, runs on batteries, yet is loud enough to project to a small outdoor crowd.