- Bluetooth version:V4.2
- Power Output:3W x 1
- DC-input:DC 5V 1A
- Button:Power,Volume-,Volume+,Play/pause
- Speaker:45mm *1PCS; + Diaphragm
- Frequency Response:120Hz - 20k Hz
- S/N:≥85db
- Built-in battery:750mAh
- Play time:Up to 3 hours (70% volume)
- Charging time:3-5 hours
- Net Weight:232g
- Accessories:One speaker;One USB power source cable;One audio cable;One user's manual.