Professional 16-600Ω Headphone Amplifier with Bass Boost, Portable HiFi Earphone Amplifiers, Gain Switch Bass Volume Adjust, Rechargeble Headphone Amp 3.5mm Jack for Phones, iPad, MP3, MP4

Generate a 100-character excerpt from the product description below. Return ONLY the excerpt text, without any prefixes, notes, or explanations. Example: “Compact wireless speaker with 12-hour battery life and waterproof design.” Product description:
【16-600Ω Headphone Amplifier】The Portable Headphone Amplifier Provides A High-Fidelity Audio Experience With Headphones In The Impedance Range Of 16-600ω. Enjoy Clear, Detailed And Powerful Sound Wherever You Go.
【With Bass and Volume Control Knob】With bass knob, you can flexibly adjust the intensity of the bass, providing a more delicate and mellow bass performance, giving you a more powerful music experience. Enhances the signal input to the amplifier circuit for optimal headphone performance.
【3.5mm Aux In And Out】Snr>100db, Thd+N=0.0003% For Clearer And More Realistic Stereo Sound Without Distortion. It Filters Noise Accurately, Reduces Background Noise, And Delivers High-Quality Audio. No Matter Where You Are, You Can Enjoy An Unrivaled Acoustic Experience!
【Sensitive & Practical】The Sturdy Aluminum Case Is Effectively Shielded To Reduce Signal Interference And Increase Heat Resistance. The Multi-Stripe Design Creates A Unique Aesthetic.
【Rechargeable Battery】The Hifi Switch Amplifier Is Powered By A Rechargeable Lithium-Ion Battery With A Capacity Of 1,350mah, Which Provides An Extra-Long Runtime Of 8 To 10 Hours. In Addition, The Headphone Amplifier Is Equipped With A High-Quality 3.5mm Audio Cable For Easier Connection And Playback.
【Wide Compatibility】HiFi Earphone Amp can Remarkably Compatible with a Various of Digital Devices with 3.5mm Output, Such as Mac, Phones, iPad, MP3, MP4 Computers PS4 PS5 Controller. (Notice: not recommended for use during charging, as power interference may occur during charging, resulting in noise)