Bem Wireless has announced Speaker Trio ($300), which bundles three wireless speakers with a Bluetooth audio and charging base. The three speakers share a wireless connection to the base and can stream the same music to multiple rooms. Each speaker has up to 120 feet of wireless range, while Bluetooth is used to let your iOS device stream music wirelessly at distances of up to 25 feet from the base. The speakers are 6” x 6” each and offer…