Questyle QP2R High-Res Portable DAP (Silver)

Hear studio‑master clarity anywhere

Leave the compromises of phone dongles and fatiguing noise behind. The Questyle QP2R in Silver is a purpose‑built, reference‑grade digital audio player that brings the immediacy, micro‑detail, and effortless dynamics of a great desktop rig to your pocket—without smearing, glare, or guesswork. Its patented Current Mode Amplification with pure Class A BIAS control delivers a clean, neutral presentation that lets your headphones and your music take center stage.

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Why audiophiles choose the QP2R

• Primary benefit: Reference‑level transparency and timing
  QP2R is praised for a neutral, highly resolving sound that remains organic and unforced—revealing texture and space without tipping bright or warm. Reviewers consistently highlight its “reference” character and composure with complex material.

• Technical benefit: Current Mode Amplification + pure Class A BIAS
  Questyle’s patented, fully discrete, fully balanced amplification keeps distortion vanishingly low while preserving transient speed. The pure Class A BIAS mode maintains linearity across varying loads for more grip, micro‑dynamics, and low‑level detail.

• Practical benefit: Built like a fine instrument
  A CNC‑machined aluminum chassis with Gorilla Glass and Questyle’s precision mechanical scroll wheel (with a plane‑bearing mechanism) gives tactile, reliable control. The 2.4" Sharp IPS display, 64 GB internal storage, single microSD expansion, and ~10‑hour battery make it travel‑ready.

• Compatibility benefit: Plays virtually everything, connects to almost anything
  Native DSD up to DSD256 and PCM up to 32‑bit/384 kHz are supported. Outputs include 3.5 mm single‑ended (also a mini‑TOSLINK optical out) and 2.5 mm balanced. USB‑C handles charging, data, and USB‑DAC duties for Windows and macOS. Low output impedance makes it IEM‑friendly; balanced mode adds headroom for many full‑size headphones.

• Unique benefit: Lab‑level noise and jitter performance
  Independent measurements report state‑of‑the‑art jitter suppression (<10 ps), sub‑ohm output impedance, and extremely low distortion—evidence that the engineering is as serious as the sound.

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What’s included

• Main product: Questyle QP2R High‑Resolution Portable Digital Audio Player (Silver), AKM AK4490 DAC, Current Mode Amplifier with Class A BIAS
• Primary accessory: USB‑C cable for charging/data
• Secondary items: Mini‑TOSLINK optical adapter, soft protective pouch (region‑dependent)
• Documentation: Quick start guide/user manual, warranty card

Contents based on manufacturer packaging and corroborated by multiple professional unboxings; regional bundles may vary.

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Technical Specifications

Specification	Value	Notes
Product Type	Wired portable digital audio player + USB DAC	3.5 mm SE/optical, 2.5 mm balanced, USB‑C for data/charge/DAC.
DAC	AKM AK4490	Proven, musical delta‑sigma architecture.
Supported formats	PCM 32–384 kHz (16/24/32‑bit); native DSD64/128/256	Plays WAV, FLAC, ALAC, AIFF, APE, MP3, AAC, OGG, WMA, DFF/DSF.
Output power	SE: 38 mW @ 32Ω / 9 mW @ 300Ω; Balanced: 70 mW @ 32Ω / 38 mW @ 300Ω	Balanced adds drive for harder‑to‑push cans.
Output level	SE: 1.8 Vrms; Balanced: 3.6 Vrms	Useful headroom with balanced IEMs/HPs.
Output impedance	0.1Ω (manufacturer)	Independent lab measured sub‑1Ω.
S/N, THD+N	100 dB (SE) / 102 dB (Bal); THD+N 0.0006% (SE) / 0.0005% (Bal)	Black background for sensitive IEMs.
Storage	64 GB internal; 1× microSD up to 2 TB	Library‑ready capacity for lossless/DSD.
Display	2.4" IPS (Sharp LCM)	Crisp visibility on the go.
Battery	3,100 mAh Li‑Polymer; ~10 hours	Real‑world day of listening.
Dimensions	65 × 134 × 14.5 mm	Pocketable, premium heft.
Weight	200 g	Measured by independent lab.
OS/Build	Linux OS; CNC aluminum, Gorilla Glass; mechanical wheel with plane‑bearing	Durable, precise control feel.
Digital out	Mini‑TOSLINK via 3.5 mm combo jack	For external DACs/receivers.
USB‑DAC support	Windows (driver), macOS	Drivers available on Questyle’s site.

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Professional recognition

• Reviews

  • “The QP2R is a winner, pure and simple… Enthusiastically recommended.” — The Absolute Sound.
  • Hi‑Fi News lab testing noted state‑of‑the‑art jitter suppression (<10 ps), sub‑ohm output impedance, and extremely low distortion.
  • Hi‑Fi+ highlighted the QP2R’s balanced output, low distortion, and support for native DSD256/PCM 384 kHz in a compact form.

• Heritage
  Questyle’s industrial design lineage includes the iF Award‑winning QP1R, with QP2R refining the look, feel, and interface while advancing the amplification architecture.

• Innovation
  Patented Current Mode Amplification and pure Class A BIAS control—rare in portable players—are core to the QP2R’s speed, control, and low‑noise performance. Optional HB2 dock extends the player into a home system via additional analog/digital outputs.

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The bottom line

If you value hearing exactly what’s in the recording—with lifelike dynamics, low‑level detail, and none of the haze—Questyle’s QP2R in Silver belongs on your shortlist. It pairs beautifully with sensitive IEMs and most efficient over‑ears via its ultra‑low‑impedance, low‑noise outputs, while the balanced jack and Class A BIAS add authority when you want to lean in. Add broad format support, solid battery life, premium construction, and USB‑DAC flexibility, and you’ve got a trusted, long‑term source that lets your headphones shine.

Notes on pairing: For very low‑sensitivity planars, balanced mode is recommended; some extreme cases may benefit from a dedicated headphone amp. This is consistent with professional observations.

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