Solar Bluetooth speaker with FM RadioSolar panelSensitivity micro bluetooth speakerCall pick up/hang up function，volume can be adjusted.Built in li-ion battery capacity 400mAhMini USB power charging portPacking : 1x USB charging cable，1 user manual，1x Bluetooth speakerBuilt-in micro sd card slot，support micro sd card readerKeychain for outdoor1. High sensitivity stylish mini wireless Bluetooth speaker voice2. football shape design， portable， lightweight3. Built-in TF card slot， support TF card to play music4. with a hook， you can hang on a backpack， make your outdoor sports dynamic music.5. You can answer the phone， connect the phone using Bluetooth， speakers with a microphone， you can easily use， zero radiation6. equipped with a solar cell and a built-in rechargeable lithium battery， all-day wireless music player7. calls on mobile phones， tablets， MP3 \ MP4， wide selection of truly wireless music playerSpecifications:1. Bluetooth Version: 2.1+ EDR2. Sensitivity: 80 db3. Working distance up to 10 meters4. Frequency response: 100Hz-20KHz5. Frequency: 2.4GHz6. Impedance: 3©Ó ¡Â 10%7. Charging voltage: DC5V8. Charging time: 3 hours9. Time: 8-10 hoursPacking:Product: 98.5x82.5x53mmProduct: 150gPacking: 30pcs / ctnCarton: 35.5x 24 x 35cmNet / Gross Weight: 9.0kg / 10.0kg