Portable Wireless Bluetooth4.1 Speaker Audio Waterproof Sound Box with Microphone Support TF Card<br /><br />This product is small and easy to carry， can connect with Bluetooth equipment， connect mobile phone Bluetooth support free call， can plug the SD card for audio playback<br /><br />Description:<br />Color: red， green， black， blue (optional)<br />Bluetooth version: V4.1<br />Working range: 10 meters<br />Play time: 12 hours<br />Output power: 3W * 2<br />Distortion rate: 0.5%<br />Battery capacity: 6000mAh<br />Charging time: 2 hours<br />Support SD card: support<br />Waterproof: 6 class waterproof<br />FM: Support<br />Interface: USB interface， micro USB interface， AUX interface， TF slot<br />Key: switch key / FM key / phone key， up and down song keys<br />Product Size: 17 * 6 * 6CM<br /><br />Notes:<br />Real color may slightly different from pictures due to computer screens， resolution， brightness， contrast etc.<br />If you have any question， please contact us before leave negative feedback， we will try our best to serve you， thank you for your understanding!<br /><br />Advanced Bluetooth chip and circuit design， supporting most Bluetooth devices.<br />Wireless and ultra-compact so you can take bose sound anywhere.<br />Support line-in audio input， connected to Bluetooth speaker through output devices， for example mp3/mp4， tablet， mobile phone etc.<br />Transmission distance can be up to 10m， and it¡¯s more compact， portable and convenient to carry.<br />Wireless portable mini Bluetooth stereo speaker system， hands-free call.<br /><br />Packing list: <br />1 x Waterproof bass wireless Bluetooth speaker <br />1 x USB data cable<br />1 x Lanyard