Take your headphone use into a different level with this FiiO A1 Micro Headphone Amplifier. With higher power and superior fidelity output than smartphones, the A1 satisfies your need for better sound quality as well as quantity. Improve the sound quality and volume of any portable audio source such as MP3 players, iPods, personal media players, mobile phones, laptops, notebooks/netbooks, or portable CD players. With built-in volume controls, the A1 can be used with the line-level output of audio sources for even better sound quality.
- Frequency Response: 20~20kHz
- Earphone Impedance: 16~100 Ohms
- THD+N: <0.05% (1kHz)
- SNR: >100dB (A-Weighted)
- Output Power: >78mW (16 Ohm)
- Battery: 160mAh, approx. 13H usage
- Dimensions: 1.65" x 1.57" x 0.37"
- Weight: 20g