Specifications:
- Wireless transmission range up to 10m
- Speaker drive size: 3 inch
- Output power: 10w
- Frequency response: 100hz
- 20khz - Signal Noise ratio: >=85db
- FM scan: 87.5-108.0MHz
- USB charging: DC5V
- Battery Capacity: 1500mah
- Can support SD card up to 32gb
- Charging time: 3 - 4 hrs