Yantouch introduced a “3-in-1” Bluetooth speaker that also includes an...

Yantouch introduced a “3-in-1” Bluetooth speaker that also includes an LED smart light and alarm feature. The $149 device offers colors that can be set to pulse with music, and sleep and wake natural-light settings that simulate sunset and sunrise, it said Tuesday. The Diamond+Bluetooth speaker is positioned as an “all-in-one entertainment system” for camping and outdoor parties.