Size Name:70 * 25 * 10mm  |  Colour Name:silver DescriptionIt is delicate, compact, lightweight, and portable so that it can be carried conveniently.3.5mm AUX input and output, 95DB SNR and THD+N <0.006%, make it possible to output not just louder sound, but also sharper and more real stereo sound without distortion.It adopts a rechargeable lithium battery with 200mAH capacity, which allows it to stay working long time.It is specially designed for mobile phones, but also can be used to car audio, outdoor speaker and so on.Noise reduction function, and distortion with enhanced dynamics, perfect pure stereo effect, HD voice music sound quality optimization.Specifications:Output power: Max: 130mw * 2 / 16Ω.Frequency / response: 2-27KHZ 27KHZ.Signal to noise ratio: 95DB.Dynamic range: 90DB.Separation: 70DB.Distortion: ≤0.00 6%.Input impedance: 32 Ω.Output impedance: ≤ 200 Ω.Operating temperature: -40℃ ~ 60℃.Storage temperature: -40℃ ~ 85℃.Storage humidity: 10% ~ 90%.Battery: Built-in lithium battery, 200mah (Charged by a Micro USB cable).Battery endurance: Approx. 25 hours.Size: 70 * 25 * 10mm. Note:There might be a bit color distortions due to different computer resolutions.There might be size errors due to different computer resolutions.Package include:1 * headphone amplifier.
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