{"product_id":"bqeyz-c30-mini-portable-dac-amp-usb-c-3-5mm-4-4mm-hifi-headphone-amplifier","title":"BQEYZ C30 Portable DAC Amp USB-C 3.5mm 4.4mm HiFi 32bit 384kHz","description":"\n\u003ch2\u003eBQEYZ C30 Mini Portable DAC Amplifier — HiFi Audio on the Go\u003c\/h2\u003e\n\u003cp\u003eExperience studio-grade sound quality wherever you are with the \u003cstrong\u003eBQEYZ C30 Mini Portable DAC Amp\u003c\/strong\u003e. This ultra-compact headphone amplifier adapter connects via USB-C and delivers exceptional clarity through both a 3.5mm single-ended output and a 4.4mm balanced output — giving audiophiles and music lovers true high-fidelity listening from any compatible device.\u003c\/p\u003e\n\n\u003ch3\u003eExceptional Audio Performance\u003c\/h3\u003e\n\u003cp\u003ePowered by the \u003cstrong\u003eKT02H20 + OPA97220 DAC chip combo\u003c\/strong\u003e, the C30 supports \u003cstrong\u003ePCM up to 384kHz \/ 32-bit\u003c\/strong\u003e and \u003cstrong\u003eDSD64 (2.8224 MHz)\u003c\/strong\u003e decoding. With a \u003cstrong\u003e105dB dynamic range (DNR)\u003c\/strong\u003e, a \u003cstrong\u003eTHD+N of -70dB\u003c\/strong\u003e, and an output power of \u003cstrong\u003e57mW @ 32Ω\u003c\/strong\u003e, this little powerhouse drives a wide range of headphones with impressive authority and detail.\u003c\/p\u003e\n\n\u003ch3\u003e10-Band Parametric EQ (PEQ)\u003c\/h3\u003e\n\u003cp\u003eCustomize your listening experience with the built-in \u003cstrong\u003e10-band Parametric EQ\u003c\/strong\u003e. Tailor the frequency response — spanning \u003cstrong\u003e20Hz to 20kHz\u003c\/strong\u003e — to perfectly match your headphones and personal taste, all from a pocket-sized device.\u003c\/p\u003e\n\n\u003ch3\u003eDual Outputs for Maximum Versatility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3.5mm Single-Ended Output\u003c\/strong\u003e — compatible with standard headphones and earphones\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4.4mm Balanced Output\u003c\/strong\u003e — for balanced headphone cables offering a wider soundstage and lower noise floor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB-C Input\u003c\/strong\u003e — plug-and-play with smartphones, laptops, tablets, and more\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFeatherlight \u0026amp; Pocket-Friendly Design\u003c\/h3\u003e\n\u003cp\u003eWeighing just \u003cstrong\u003e10 grams\u003c\/strong\u003e and crafted from durable \u003cstrong\u003ealuminum alloy\u003c\/strong\u003e, the C30 is built to travel. Its compact package dimensions of \u003cstrong\u003e60mm × 60mm × 15mm\u003c\/strong\u003e mean it slips effortlessly into a pocket, bag, or keychain ring. No batteries required — it draws power directly from your device's USB-C port.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e BQEYZ C30\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDAC Chip:\u003c\/strong\u003e KT02H20 + OPA97220\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePCM Sampling Rate:\u003c\/strong\u003e Up to 384kHz \/ 32-bit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDSD Support:\u003c\/strong\u003e DSD64 (2.8224 MHz)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTHD+N Distortion:\u003c\/strong\u003e -70dB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 20Hz – 20kHz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDynamic Range (DNR):\u003c\/strong\u003e 105dB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Power:\u003c\/strong\u003e 57mW @ 32Ω\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum Alloy\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 10g\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 60mm × 60mm × 15mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput:\u003c\/strong\u003e USB-C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutputs:\u003c\/strong\u003e 3.5mm + 4.4mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003cp\u003eFor more information on audio device standards and specifications, visit the \u003ca href=\"https:\/\/www.nist.gov\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eNational Institute of Standards and Technology (NIST)\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What devices are compatible with the BQEYZ C30 DAC Amp?\u003c\/h4\u003e\n\u003cp\u003eA: The BQEYZ C30 is compatible with any device featuring a USB-C port that supports USB audio output, including Android smartphones, tablets, laptops, and computers. It is plug-and-play — no drivers or software installation required for basic use.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the benefit of the 4.4mm balanced output on the C30?\u003c\/h4\u003e\n\u003cp\u003eA: The 4.4mm balanced output provides a fully balanced audio signal path, which typically delivers a wider soundstage, improved channel separation, and a lower noise floor compared to a standard single-ended 3.5mm connection — ideal for audiophile-grade balanced headphone cables.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the BQEYZ C30 require batteries or external power?\u003c\/h4\u003e\n\u003cp\u003eA: No. The C30 is bus-powered, meaning it draws power entirely from your source device through the USB-C connection. There are no batteries to charge or replace, making it a truly portable, always-ready audio solution.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How does the 10-Band Parametric EQ work on the C30?\u003c\/h4\u003e\n\u003cp\u003eA: The 10-band PEQ allows you to adjust specific frequency bands across the 20Hz–20kHz audio spectrum, letting you boost or cut frequencies to compensate for headphone colorations or to match your personal listening preferences. It offers a level of fine-tuning rarely found in a device this compact.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What devices are compatible with the BQEYZ C30 DAC Amp?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The BQEYZ C30 is compatible with any device featuring a USB-C port that supports USB audio output, including Android smartphones, tablets, laptops, and computers. 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