1. Bluetooth version: V4.2+BR+EDR+BLE <br>2. Transmission distance: 8-10 meters <br>3. Music playback time: maximum volume is about 5.5h, medium volume is 10h <br>4.IA charging time: about 5 hours <br>5. Use QI charging separately: charge the phone with 3000MAH <br>6.QI charging + speaker playback time: can charge the phone 1500MAH+2h playing time <br>7. Standby time: 120h <br>8. Support file format: MP3,WAV,WMA,FLAC,APE <br>9. Battery material: 18650 <br>10. Battery: 4000MAH <br>11. Charging voltage: DC 5V/1A-2A <br>12. Charging socket: micro 5pin (V8) <br>13. Speaker power: 5W*2 <br>14. Input source type / function: Bluetooth/FM/TF card/U disk/3.5MM/RCA/optical fiber/infrared remote control/built-in microphone/alarm clock/clock/hands-free call/wireless charging <br>15 product size: 248*102*57mm <br>16. Bare weight: 625g <br>17. Box packaging weight: 940g <br>18. Single box size: 28.5*8.5*14cm <br>19. Accessories include: 3.5 audio cable, charging cable, fiber optic cable, RCA cable, remote control, manual1、Bluetooth version: V4.2+BR+EDR+BLE. <br>2、 <br>Input source type / function: Bluetooth/FM/TF card/U disk/3.5MM/RCA/optical fiber/infrared remote control/built-in microphone/alarm clock/clock/hands-free call/wireless charging. <br>3、 <br>Accessories include: 3.5 audio cable, charging cable, fiber optic cable, RCA cable, remote control, manual. <br>4、 <br>Comfortable buttons, selected high-quality silicone material. <br>5、 <br>High-gloss polished, elegant and classic appearance.Due to the different monitor and light effect,the actual color maybe a slight different from the picture color. <br>Please allow 1-2cm differs due to manual measurement.1 pcs speaker&nbsp;<br /> <br>1 pcs 3.5 audio cable<br /> <br>1 pcs charging cable<br /> <br>1 pcs fiber optic cable<br /> <br>1 pcs RCA cable<br /> <br>1 pcs remote control<br /> <br>1 pcs manual