The latest AirPlay-compatible, 802.11b/g Wi-Fi-equipped wireless speaker system is Pioneer's Elite Music Tap ($479, aka X-SMC4-K), a unit that's atypically loaded up with non-AirPlay features that may be of interest to some users. Elite Music Tap is imposingly large at nearly 20.5" wide, 9" tall and 5.7" deep, with two boxy metal grilles housing four total speakers on its left and right sides. In the center are a 2.5" color screen, a clock, and…
