Main Features:
- Adopted with OPA2604 chip, low distortion and noise, good anti-jamming capability
- Effectively decrease power ripple, improve dynamic range highly
- Portable amplifier, small size, great wisdom and long standby design
- Hand-sized box, 17mm thickness, do not increase any sense of cumbersome
- 2000mAh Li-ion battery, 8h playing time, power stronger
- Zinc alloy shell, full metal earphones slot, isolated noise from the world
- Compatible with most HiFi Players

Specification:
Battery: 2000mAh battery
Playing time: 8h
Charging time: 3.5h
Output power: 150mW
Frequency: 10H
SNR: 112dB
Impedance: 16 - 300 ohm 0.494 Package weight: 0.546 kg
Product Size(L x W x H): 7.00 x 1.70 x 9.00 cm / 2.76 x 0.67 x 3.54 inches
Package Size(L x W x H): 13.00 x 4.00 x 21.00 cm / 5.12 x 1.57 x 8.27 inches Package Contents: 1 x Amplifier, 1 x USB Cable, 1 x Bracelet, 1 x Audio Cable