Leftwei Headphone Amplifier

1. [MULTI HEADPHONES SUPPORT] Support most high impedance 16‑300Ω headphones, with 3.5mm AUX input/output for music enjoyment. 2. [2 STAGE GAIN SWITCH] Enhances signal input for louder, clearer, and distortion-free stereo output, maximizing headphone performance. 3. [RECHARGEABLE LITHIUM BATTERY] 600mAH battery offers over 8 hours of usage, with a volume control knob for convenient adjustment. 4. [PORTABLE & LIGHTWEIGHT] Enjoy music on the go with compact design, durable shell, and long-lasting use for portability. 5. [WIDE COMPATIBILITY] Compatible with various digital devices for a versatile music experience, including MP3, smartphone, laptop, and game controllers. Spec: Item Type: Headphone Amplifier Material: Aluminum Alloy Colour: Black Battery Model: Lithium Battery (Built In) Battery Capacity: 600mAh Input/Output Port: 3.5mm Port Load : 16-300Ω (Can Push the Earphone Range) +N: 0.0003% Signal to Noise Ratio ≥100Db Parameters: Extensive Compatibility: This amplifier is very compatible with various digital devices, such for MP3, for MP4, for tablet, for music player, for smartphone, for computers, for CD players and for media players, for one, for , for controllers etc. Enhance the signal input into the headphone amplifier circuit, so that the headphones can play the best performance. With bass switch, provide a more delicate and round bass performance, giving you a more shocking music experience. How to Use: Take out the product and use it. PackageList: 1 x Headphone Amplifier 1 x 3.5mm Cable 1 x USB Power Supply Line Note: Manual measurement has 1‑2cm error.