ProTech Travel Stereo Speakers TS3000

Aluminum Cone Technology for superior sound. Super base reflection to enhance sound and volume. Automatic power on-off function with sound trigger. Speakers shut-off 60 sec after no signal is detected, increasing battery life. Volume sensitive colour light strip - can be turned off if not required. Speaker volume control. Enhanced frequency range. Powered by batteries, USB or 6V adaptor (not included). FREE 4 x AA batteries (approx. 30 hours of use). FREE USB cable. FREE crafted leather case. 3.5 - 2.5mm adaptor cable for use with compatible mobile phones. 2 Watts output power. Dimensions: 128 x 80 x 43mm.