Features: Ultra portable/Bluetooth/ TF card/Cute Design /Good Sound Quality/ Aux-in/

1. Voltage:3.7V
2. Output: 3W/4Ω
3. Impedance: 4ῼ/ Frequency:2.40G-2.480GHZ
4. Rechargeable Battery: 600MaH 18650/3.7V
5. Bluetooth Version: 4.1;
6. Charing Time: 1-2H/ Playtime: 8H（60%Volume）
7. Distortion: <5%
8. SNR(signal-to-noise ratio): >75dB
9. Sensitivity: (-90dB)
10. Use Environment: Outdoor;
11. Material: Silicone, high quality ABS;
12. Color available: Wooden Brown Black/ White;
13. Product Size:8.1X8.2X3.5CM, Weight: 0.30KG