The JBL Charge 3 is a portable 2.0 channel speaker system that is compatible with universal brands. It has an oval shape and is made of plastic material. The speaker is black in color and has a battery capacity of 6000 mAh. It has a height of 3.48 inches and a power output of 10W RMS. The JBL Charge 3 features Bluetooth and wireless connectivity, as well as a USB audio input. It is also waterproof and comes with a charger.