Koleer Bluetooth Stereo Speaker: Black S818

1. Koleer Bluetooth wireless transmission, support calls handsfree function.

2. Stereo audio transmission protocol (A2DP V1.2)3. Support playing MP3 songs stored in the U disk4. Support playing MP3 songs stored in the TF card5. Support external 3.5mm audio input terminals of all.6.Support FM automatic station search7 Great value for your money7. Supports rechargeable. The best sound quality:3D surround soundNew bluetooth 3.0 version ,distance of up to 15-20mPortable Multifunction Bluetooth speakerSpeakerphone fuction,built in microphone,to bring clear calls for you ,it is very perfecteither with single or multiplayer for phone callCharging time :3-4 hours Play time:5-8 hours Response sensltivity:500mvRated Power : 5W *5WSpeaker size: 178*60*52mmUSB Voltage: DC 5VF/R: 80-15KHzS/N Ratio: 80dBWeight: 0.3kgBluetooth distance: 10MBluetooth: 3.0+EDRTF card, AUX input. Koleer Bluetooth wireless transmission, support calls handsfree function.2. Stereo audio transmission protocol (A2DP V1.2)3. Support playing MP3 songs stored in the U disk4. Support playing MP3 songs stored in the TF card5. Support external 3.5mm audio input terminals of all.6.Support FM automatic station search.7. Supports rechargeable. The best sound quality:3D surround soundNew bluetooth 3.0 version ,distance of up to 15-20mPortable Multifunction Bluetooth speakerSpeakerphone fuction,built in microphone,to bring clear calls for you ,it is very perfecteither with single or multiplayer for phone callCharging time :3-4 hours Play time:5-8 hours Response sensltivity:500mvRated Power : 5W *5WSpeaker size: 178*60*52mmUSB Voltage: DC 5VF/R: 80-15KHzS/N Ratio: 80dBWeight: 0.3kgBluetooth distance: 10MBluetooth: 3.0+EDRTF card, AUX input