Features:
HiFi headphone power amplifier, mainly used to promote high-end high-impedance headphones;
Supports headphones with an impedance of 16-150;
3.5mm headphone jack input and output;
Aluminum alloy shell, can reduce signal interference; aluminum matte surface, durable;
Rechargeable lithium battery, with 2000mAH capacity rechargeable lithium battery, can work continuously for more than 8 hours;
Universal compatible, compatible with MP3 players, iPods, personal media players, mobile phones, laptops, notebooks/netbooks