{"product_id":"headphone-amplifier-subwoofer-earphone-amp-for-mobile-phone-mp3-mp4-laptop-pc","title":"Headphone Amplifier Subwoofer Earphone Amp for Mobile Phone MP3 MP4 Laptop PC","description":"Features:\u003cbr\u003e\nThis HiFi Headphone Amplifier supports impedance 16-150Ω, Delicate, Compact and Portable, Which Make it Convenient to Carry, Can Output Remarkable Sound without Distortion. \u003cbr\u003e\n3.5mm AUX Input and Output. \u003cbr\u003e\nHigh Quality Audio, Suitable for your Mobile Phone MP3 MP4 Laptop PC. \u003cbr\u003e\nNoise Reduction Function, and Distortion with Enhanced Dynamics, Perfect Pure Stereo Effect, HD Voice Music Sound Quality Optimization. \u003cbr\u003e\nAluminum Matte Surface, Fashion and Compact Design. \u003cbr\u003e\nInput\/Output Port:3.5mm Audio Port; \u003cbr\u003e\nDistortion:0.004%; \u003cbr\u003e\nSNR:≥120dB; \u003cbr\u003e\nLoad impedance:16-150Ω; \u003cbr\u003e\nMax. Power output:250mW in Impedance 16Ω; \u003cbr\u003e\nAmp Internal Voltage:±4V; \u003cbr\u003e\nCharging voltage:DC 5V; \u003cbr\u003e\nFrequency response:20Hz-20kHz(±3dB); \u003cbr\u003e\nLithium-Battery capacity:1000mAh; \u003cbr\u003e\nAmp Using Time:about 6 Hours; \u003cbr\u003e\nDimension:9.5 x 6.2 x 1.5cm; \u003cbr\u003e\nWeight:160g; \u003cbr\u003e\n  \u003cbr\u003e\nTroubleshooting:\u003cbr\u003e\nQ: Why there is an buzzing\/hissing sound?\u003cbr\u003e\nA: Please don't use it while charging because current disturbance will occur when in charging. That's why there is noise. When fully charged, please disconnect the power supply, and then use the headphone amplifier. \u003cbr\u003e\nQ: This amp doesn't amp high enough for my bigger headphones, and why?\u003cbr\u003e\nA: This headphone amp supports headphones with 16-150 ohm impedance. Please check the impedance of your headphone. \u003cbr\u003e\n  \u003cbr\u003e\nPackage Included:\u003cbr\u003e\n1 x Headphone Amplifier; \u003cbr\u003e\n1 x USB Cable; \u003cbr\u003e\n1 x Audio Cable; \u003cbr\u003e\n1 x User Manual","brand":"GreenZech","offers":[{"title":"Default Title","offer_id":42814573215914,"sku":"MD-00083-01","price":28.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0280\/6179\/4375\/products\/e06b8b98-33ff-42a6-aaa1-8c74c57e3e4e.png?v=1649671757","url":"https:\/\/greenzech.com\/products\/headphone-amplifier-subwoofer-earphone-amp-for-mobile-phone-mp3-mp4-laptop-pc","provider":"GreenZech","version":"1.0","type":"link"}