As a sequel to the earlier iHM77, dome-shaped, magnetic portable speakers that formed an oversized pill when stuck together for travel and then transformed into rechargeable satellites when placed on a desk, iHM79 ($TBD) uses an updated design with slanted, metal-grilled speakers that promise improved sound. With rechargeable batteries inside, each speaker has its own power switch, and when they're chained together with an included hybrid audio and…
