Rolton E200 Mobile Phone Wireless Bluetooth Speaker Mini Portable Outdoor Small Audio Subwoofer Speaker(Black)

1. Weight: 77g (including lithium battery)2. Material: ABS3. Dimensions: 8.35 x 5.5 x 2.7cm4. Power supply: USB charging/lithium battery5. Battery capacity: 500mAh6. Bluetooth version: Bluetooth 4.27. Playing time: 8 hours8. Effective distance: more than 10 meters (without obstacles)9. Frequency response range: 100HZ-20KHZ10. Output power: 3W11. TF card storage: 32GB12. Display: LED display13. Audio format: MP3/WAV (lossless format)14. Features: long-lasting battery life, 3 seconds speed matching, Bluetooth Selfie, strong bass, environmental protection and durability, skin-friendly feel, lanyard design, high-quality chipPacking list:Bluetooth speaker x 1Manual x 1Hand rope x 1Data cable x 1