Portable Headphone Amplifier 3.5mm Audio HiFi Headphones Earphones with Lithium Battery, Matte Aluminum Surface for MP3 MP4 Phones Computer

【Mini Hi-Fi Headphone Amplifier】It is delicate, compact, lightweight, and portable, making it comfortable to carry.
【3.5mm AUX Input & Output】3.5mm AUX input and output, SNR > 120dB, and THD+N 0.0003% allow you to achieve not only louder sound but also clearer, more realistic stereo sound without distortion.
【Matte Aluminum Surface】The fashionable design provides a comfortable feel in your hand, while the matte aluminum surface makes it durable.
【Rechargeable Lithium Battery】It uses a 1500mAh rechargeable lithium battery, allowing it to operate for approximately 12 hours.
【Wide Compatibility】It can be remarkably compatible with a variety of digital devices, such as MP3 players, MP4 players, and laptops (tips: It is not It is not recommended to use it while charging, as electrical disturbances may occur during charging, which can cause noise.