Item Name: HIFI Headphone Amplifier Portable Earphone AMP 3.5mm w/ Audio USB Cable 16-300?. Product DescriptionFeatures:Support most high-impedance 16-300 headphones, 3.5mm AUX input and output, signal-to-noise ratio>100Db, THD+N=0.0003%, fully filter out noise, and enjoy high-quality audioTwo-stage gain switch-This headphone amplifier enhances the signal input to the amplifier circuit to achieve the best performance of the headphone. It can not only output louder sound, but also output clearer and more realistic stereo without distortionRechargeable Lithium Battery --Adopt 600mAH rechargeable lithium battery, which can keep the headphone amplifier working for more than 8 hours. In addition, there is a volume control knob to adjust the volumePortable and Lightweight--This headphone amplifier is designed to let you enjoy music anytime, anywhere the smooth, sturdy shell and chassis can achieve long-lasting useWide compatibility-This amplifier is very compatible with various digital devices, MP3, MP4, for iPhone, for iPod, for iPad, computer, CD player and personal media player, for Xbox one, PS4, PS5 Controller and so on.Good sound quality-restore the real sound quality with a wide dynamic range, and reduce the distortion rate to create a broad and deep sound field, with fine and accurate sound quality.specification:Colour: BlackProduct weight: 94gProduct size: 9.5*6.2*1.5cmAudio cable length: 90cmPower cord length: 95cmProduct List:Host *1Audio cable*1Power supply line*1Manual *1
