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Quloos QH1 fully balanced desktop headphone amplifier separated power supply

Name: Quloos QH1 fully balanced desktop headphone amplifier separated power supply
Brand: Quloos
Price: 1499.0 USD
Availability: InStock
Rating: 4.67 (3 reviews)

Quloos QH1 fully balanced desktop headphone amplifier separated power supply

$1,499.00 USD

~~$1,499.00 USD~~ $1,499.00 USD

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Color QH1 QH1 LPS LPS

Product variants

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Canada, Mexico, Romania, United States: import duty of 10 USD

QLS QH1 Fully Balanced Preamp & Portable Desktop Headphone Amplifier

Overview

The QLS QH1 is a state-of-the-art fully balanced headphone amplifier designed for both desktop and portable use. With a focus on delivering pristine audio quality, this amplifier is equipped with top-tier components and flexible features to satisfy the most discerning audiophiles.

Key Features

Fully Balanced Architecture: The QH1 converts single-ended inputs into balanced outputs, ensuring superior noise reduction, an improved signal-to-noise ratio, and an expanded dynamic range.
Powerful Output: Featuring 14 pairs of FZT power transistors, this amplifier can effortlessly drive both high and low impedance headphones with remarkable clarity and precision.
Switchable Class A/AB Modes: Choose between the warmth and smoothness of Class A or the dynamic liveliness of Class AB amplification to match your listening preferences.
Premium Audio Note Capacitors: Equipped with high-end Audio Note KAISEI capacitors and WIMA MKP10 film capacitors for a refined, rich, and full-bodied sound.
MUSES72323 Volume Control: Dual MUSES72323 chips provide precise volume adjustments with minimal distortion and crosstalk.
Separate Power Supply Unit: Includes a dedicated 80W linear power supply, delivering clean and stable power to the amplifier. The built-in battery offers 8-16 hours of continuous playback for portable use.
Comprehensive Connectivity: The QH1 supports RCA, XLR, 3.5mm single-ended, and 4.4mm balanced inputs, making it highly versatile and compatible with a wide range of audio devices.
Three Power Supply Options: Can be powered via the included linear power supply, 12V DC input, or the internal battery, providing flexibility for various usage scenarios.
Robust CNC Aluminum Chassis: Offers excellent shielding from electromagnetic interference and physical vibration, ensuring the integrity of the audio signal.
Comprehensive Protection Circuitry: Integrated protection circuits guard against over-temperature, overload, and DC issues, ensuring the safety of your headphones.

Included Accessories

Dedicated linear power supply unit with 80W toroidal transformer
High-quality XLR signal cables
Custom silver-plated hybrid power cables
Remote control for convenient operation
User manual and warranty card

Technical Specifications

Output Power: Balanced 9000mW + 9000mW @16Ω, 8000mW + 8000mW @32Ω (with external power supply), 6000mW + 6000mW @32Ω (battery power)
THD+N: 0.00011% (AES17, 20kHz, A-weighted)
Signal-to-Noise Ratio: 126dB (A-weighted, medium gain, battery power)
Dynamic Range: 127dB (A-weighted, medium gain, battery power)
Channel Crosstalk: -130dB @1kHz (A-weighted, no load, medium gain, battery power)
Gain Levels: Low, Medium, High (up to 12x voltage amplification)
Headphone Impedance Support: 8Ω - 600Ω
Power Consumption: <35W
Dimensions: 200mm x 180mm x 45mm (main unit), 200mm x 180mm x 49mm (external power supply)
Weight: 1.9kg (main unit), 3.0kg (external power supply)
Battery Life: 8-16 hours (depending on usage and settings)
Charging Time: 4-5 hours (fast charging via Type-C), 8-10 hours (standard charging via DC 12V ≥2A)

Shipping & Returns

Free Standard full searchable Shipping
DDP(Delivered Duty Paid) Services, No payment on receiption
Free 7-Day Return Policy!

⚠️ Important Notice: EU Customs Reform Effective 1 July 2026

A new tariff system will take effect across all 27 EU member states starting 1 July 2026. The EU is abolishing the duty exemption for low-value parcels — all goods entering the EU will now be subject to customs duties, including a fixed duty of €3 per HS tariff code category for IOSS-declared goods under €150.

A handling surcharge of USD $5 has been applied to all standard shipments to EU countries on orders under $500. Orders over $500 qualify for free expedited shipping.

Shipping Fees & Couriers

We collaborate with the following courier companies:

Standard Shipping: Yunexpress, 4PX, NinjaVan
Special Country Channels: India – Yitong Express | United Kingdom – Royal Mail | Japan – Sagawa Global Transportation
Express Shipping (orders over $500 ship free): DHL Express, FedEx, UPS, SF Express

In the event that a shipment is refused, undeliverable, or returned to sender, HiFiCat will process a refund to the original payment method. If a customer requests reshipment, a reshipment fee will apply. A restocking fee of up to 20% may also apply.

Shipping Rates & Estimated Delivery Times

1. France, Germany, United Kingdom, Italy, Spain, Poland

All taxes and duties are prepaid (DDP). 5–10 working days. Free standard shipping.

Tracking examples:

France: https://t.17track.net/en#nums=YT2132021222003141
Germany: https://t.17track.net/en#nums=YT2133621222016083
United Kingdom: https://www.17track.net/?nums=GV779664269GB
Italy: https://t.17track.net/en#nums=YT2133021222011717
Spain: https://t.17track.net/en#nums=YT2129521222003430
United States: https://t.17track.net/en#nums=SUA211205BIUQ1000007

2. EU 27 Countries (Standard Shipping)

Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Estonia, Finland, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Cyprus

All taxes and duties are prepaid (DDP). 10–15 working days.
💰 Shipping cost: $5.00 USD (orders $0–$500) | Free (orders $500+, via DHL Express)

Tracking examples:

Finland: https://www.17track.net/?nums=UG324191515YP
Poland: https://www.17track.net/?nums=UG335827360YP
Estonia: https://www.17track.net/?nums=UG363043181YP
Switzerland: https://www.17track.net/?nums=UG359525911YP
Greece: https://www.17track.net/?nums=UG250851788YP
Sweden: https://www.17track.net/?nums=UG353458343YP
Czech Republic: https://www.17track.net/?nums=UG320437102YP
Slovenia: https://www.17track.net/?nums=UG349882511YP
Slovakia: https://www.17track.net/?nums=UG349946557YP
Denmark: https://www.17track.net/?nums=UG272480001YP
Netherlands: https://www.17track.net/?nums=UG206078468YP
Latvia: https://www.17track.net/?nums=UG336264373YP
Croatia: https://www.17track.net/?nums=UG331204789YP
Austria: https://www.17track.net/?nums=UG322443180YP
Hungary: https://www.17track.net/?nums=UG313846849YP
Belgium: https://www.17track.net/?nums=UG313858025YP
Bulgaria: https://www.17track.net/?nums=UG309182635YP
Romania: https://www.17track.net/?nums=UG295530616YP
Ireland: https://www.17track.net/?nums=UG286654665YP
Iceland: https://www.17track.net/?nums=VR447888050YP

3. Other European Countries (Free Standard Shipping)

Norway, Switzerland, Ukraine, Armenia, North Macedonia, Moldova, Monaco, San Marino, Vatican City, Serbia, Albania, Kosovo, Montenegro, Bosnia & Herzegovina, Belarus, Georgia, Andorra, Guernsey, Jersey, Faroe Islands, Svalbard & Jan Mayen, Guadeloupe, Réunion, Gibraltar, Isle of Man, Mayotte, Iceland, Liechtenstein, Turkey

All taxes and duties are prepaid (DDP). 10–15 working days. Free standard shipping.

Norway: https://www.17track.net/?nums=VR457380806YP
Serbia: https://www.17track.net/?nums=VR447710777YP
Ukraine: https://www.17track.net/?nums=UG331240667YP
Russia: https://www.17track.net/?nums=VR454415418YP

4. Americas

United States & Canada: 7–15 working days | $10.00 USD | Standard Shipping
Mexico: 7–15 working days | Free | Standard Shipping
Tracking: https://www.17track.net/?nums=UG212366392YP
Brazil: 7–20 working days | Free | Yunexpress
Tracking: https://www.17track.net/?nums=UG207476109YP
Chile: https://www.17track.net/?nums=UG205949999YP
Canada: ~2 weeks via Canada Post
Tracking: https://www.17track.net/?nums=2012559519792764