?<strong>Features:</strong><br />Bluetooth connection， 10 meter transmission distance and  easy to use.<br />Bluetooth intelligent memory function， automatically restore and restart Bluetooth speaker connections and equipment.<br />Designed with memory card slot and USB slot， capable for reading or playing music data from USB flash disk or micro SD card (16G at most).<br />Built-in FM radio， search for and save channel automatically.<br />AUX-IN for connecting with external music player like mp3 and CD player.<br />Designed with LED display screen for more convenient operation.<br />Receive/hang up (also play/ pause button) calls: press once to answer; press twice to hang up， super easy operation.<br />Spaceman appearance， fashionable and stylish， can be served as a gift as well.<br /><br /><strong>Specification:</strong><br />Color: White & black<br />Material: ABS plastic<br />Bluetooth version: 2.1+EDR<br />Operating frequency: 2.4Ghz<br />Operating voltage: DC3.7V<br />FM frequency range: 87.5-108MHz<br />Transmission distance: Up to 10m / 32.8ft<br />Output power: 3W * 2<br />Loud speaker: 45mm/4┯<br />Charging voltage: DC4.2-5V / 500mA<br />Charging time: 1h (in general)<br />Standby time: Up to 72 hours (in general)<br />Type of battery: Lithium battery (350mA）<br />Signal and noise ratio: 80dB<br />Power cable length: 70cm / 2.29ft<br />Audio cable length: 50cm / 1.64ft<br />Product size: Approx.11.7 * 11.5 * 11cm / 4.6 * 4.5 * 4.3in<br />Product weight: 236g / 8.3oz<br />Package size: 12.5 * 12 * 12cm / 4.9 * 4.7 * 4.7in<br />Package weight: 311g / 11oz<br /><br /><strong>Package List:</strong><br />1 * Bluetooth speaker<br />1 * USB power cable<br />1 * 3.5mm audio cable