Malektronic Rocketman Wireless Speaker - Tampa Bay Astronaut as seen on TV Streams music wirelessly up to 10 meters/30 feet away Battery Duration up to 10 hours depending on volume Auto shutoff after 5 minutes of inactivity Built-in micrphone for full duplex use and full caller ID Single function button to turn on/off, volume up/down, next/previous track and answer/hang up call Product Size: 5 x 2.5 x 2.5 inches Product Weight: 5 oz Streams music wirelessly from any wireless enabled device up to 10 meters/30 feet away Easy-to-use controls for music playback and volume Perfect for listening to music or answering calls using the built-in microphone USB recharge cable included Battery Duration up to 10 hours depending on volume Auto shutoff after 5 minutes of inactivity Paring Volume Up Volume Down Skip to Next Song Skip to Previous Song Answser Phone Call