Features: Brand new and high quality Elevates your sound experiences with our portable DAC decoding headphone amplifier, featuring operational amplifier chip for exceptional sound quality and powerful headphone driving capability. Designed with portability in mind, this compact and lightweight amplifier is perfect for travel use. Its aluminum alloy constructions ensures durability and sleek aesthetics. Suitable for music enthusiasts and headphone enthusiasts who demand nice sound quality. Whether you're at home, office, or traveling, this amplifier enhances the sound performances of your headphones, providing an immersive listen experiences. Experiences the true potential of your headphones with our portable DAC decoding headphone amplifier, delivering clear sound and precise amplification for an unparallel sound journey. Specifications: Material:Aluminium Alloy Type:OPA1612AID/AD8397ARDZ Size: 53.8x20.5x11mm/2.11x0.8x0.43inch Output: 3.5mm Sampling rate: 32bit / 192KHZ Signal to noise ratio: 108dB Package Includes: 1x Sound Card Decoders note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.