Redesigned substantially from the original On Stage and On Stage II, JBL's On Stage IIIP ($180) is a dish-shaped speaker system for iPods and iPhones, now capable of being run off of either wall power or six AAs of battery power. Bundled with a wall power supply and Infrared remote control, On Stage IIIP adds iPhone interference shielding to the little-known On Stage III, an iPod-only version that sells for $130, but otherwise preserves the same design.…
