Is the Ion Block Rocker loud?
Volume of the unit: The unit does get quite loud and is clear. The volume does cover a block depending on buildings in it’s way. Remember that this is only one speaker, such as, one side of a PA system and runs off of battery, so it is quite awesome what you get.
How long does a block rocker battery last?
Block Rocker Plus has a built-in battery with a charge indicator, providing up to 50 hours of pristine cordless sound. Run out of power?