A box called Lowdi - The portable, wireless speaker with Bluetooth&reg; 4.0 Latest Bluetooth 4.0 technology ensures a wireless connection as flawless as a wired one. High quality audio profile, A2DP+aptX, for a powerful and natural stereo sound. 2x3-watt speakers with an output of 85db(A) at 0.5m. Lowdi is rugged and compact (as long as a pencil and half as tall), and weighs just 226 g. A Lithium-ion rechargeable battery supports up to 8 hours of non-stop music, 12 hours of talk, or 400 hours in stand-by.