Specifications:<br /><br />Brand: SAST N-612<br />Power supply: Built-in lithium battery<br />Function: Call function， radio， card<br />Size: 60x60x54mm<br />Playback duration: 4 hours<br />Connection: USB Bluetooth connection<br />Color Classification: black， dark blue， red<br />Weight: 240g<br /><br />Features:<br /><br />Support Wi-Fi， Bluetooth V 3.0 + EDR.<br />SAST dual power supply system， to restore the real voice.<br />Support Hands-free calls， FM radio.<br />Support for mobile storage devices Micro SD card.(TF card is not include)<br /><br />Package Included:<br /><br />1x SAST Portable Mini Wireless Bluetooth V3.0 Handfree Bass Speaker<br />1x USB cable<br />1x User Manual<br /><br />