This palm-sized Blaze Wireless Speaker from 1 and gt;jam is a Bluetooth wireless speaker with a line-in for non-Bluetooth devices. The Blaze features a unique design that creates an LED light show to go along with your favorite music. It s compact, so it travels easily and can be placed almost anywhere. The Blaze also has a built-in speakerphone for when you need to take calls, and its lithium-ion battery provides up to 5 hours of playback.