SKU: 18675011791

Cayin HA-2A Tube Headphone Amplifier

Sale price$73350.00 Regular price$81500.00
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Description

Cayin HA-2A Tube Headphone AmplifierDescription The Cayin HA 2A is a compact, desktop tube headphone amplifier that uses five vintage NOS (New Old Stock) vacuum tubes for a warm, detailed, and musical sound, featuring single ended Class A amplification, point to point wiring, and versatile outputs (6. 35mm, 4. 4mm, 4 pin XLR) with impedance matching for various headphones. It's praised for its rich harmonics, spacious soundstage, and ability to drive headphones with classic tube

Description

The Cayin HA-2A is a compact, desktop tube headphone amplifier that uses five vintage NOS (New Old Stock) vacuum tubes for a warm, detailed, and musical sound, featuring single-ended Class A amplification, point-to-point wiring, and versatile outputs (6.35mm, 4.4mm, 4-pin XLR) with impedance matching for various headphones. It's praised for its rich harmonics, spacious soundstage, and ability to drive headphones with classic tube character, making it suitable for audiophiles seeking an immersive, analog-like listening experience. Get this amazing TUBE AMP now from the official dealer of Cayin in Bangladesh, Gears for Ears today with an official 1 year warranty.

Five Vintage NOS Vacuum Tubes

At the heart of the system are five New Old Stock (NOS) vacuum tubes, selected for their superior sonic fingerprints. These vintage components provide a level of rich detail and an expansive soundstage that modern equivalents struggle to match. The result is a signature sound defined by exquisite musicality and that sought-after "classic warmth."

Single-Ended Class A Amplification

To truly honor the vintage hardware, the amplifier utilizes a Single-Ended Class A circuit. This design is intentionally purist, ensuring the unique tonal characteristics of each NOS tube are fully harnessed without interference. It provides a direct, transparent path for your music, resulting in a pure and emotionally engaging performance.

Balanced and Mellow Tonal Character

The internal architecture and bespoke wiring are meticulously engineered to preserve a specific acoustic profile. By focusing on rich harmonic qualities, the design ensures a balanced and mellow output. This prevents listener fatigue while maintaining the lush, "tubey" texture that audiophiles prize.

Advanced Power and Output Engineering

Consistency is guaranteed by a sophisticated multi-stage filtering system and a low-noise FET voltage regulator. To ensure your headphones are driven with absolute precision, the unit features Cayin's proprietary Z11 core EI output transformer. This in-house development allows the amplifier to handle various headphone loads with ease, maintaining clarity and grip across the entire frequency range.

Specifications
  • Analog Inputs
    • RCA L+R
    • XLR L+R
  • Output Power
    • 4.4mm BAL: 200mW (L), 300mW (M), 370mW (H)
    • 6.3mm SE: 330mW (L), 550mW (M), 750mW (H)
    • 4-Pin XLR: 800mW (L), 900mR (M), 1000mW (H)
  • Vacuum Tubes
    • Amperex 17BF11 (x2)
    • Amperex ECF82/6U8 (x2)
    • RCA 17AX4GT
  • THD: <0.2% (1kHz, 100mW)
  • SNR: 100dB (A-weighted)
  • Weight: 22 lbs (10kg)
  • Dimensions: 10.6" x 9.7" x 5.6" (270 x 247 x 143mm)
  • Power Consumption: 60W
Package Includes
  • HA-2A Amplifier
  • Tubes
  • Power Cable
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 18675011791

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sarah lamberson
West Palm Beach, US
★★★★★ 5
No more bugs
Size: 2.5 Ounce (Pack of 12)
No more bugs. We use this all the time outside
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Reviewed in the United States on September 25, 2025
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Jerry Morris
Lake Worth, US
★★★★★ 5
Great buy
Size: 2.5 Ounce (Pack of 12)
Don’t buy to many it gets old and becomes un usable
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Reviewed in the United States on June 5, 2026
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Ken J
Phoenix, US
★★★★★ 5
Smells Good
Size: 2.5 Ounce (Pack of 12)
Great scent while repelling mosquitoes. Easy to pack in travel bags.
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Reviewed in the United States on September 19, 2025
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Raquel V
Waukegan, US
★★★★★ 4
Non-greasy (really) and works great
Size: 2.5 Ounce (Pack of 12)
I moved to Michigan at the end of last summer and was positively eaten by mosquitoes through September. (They liked the taste of Texas I guess.) The only formulas I found effective were this and Off Deep Woods. (And yes, I've tried all the natural oil mixes, including Young Living Purification, citronella, etc. changed my lotion, avoided fragrances, you name it.) The Smooth and Dry formula is by far my favorite. It doesn't last as long as the Off 'Deep Woods' offering, but it is really and truly non-oily/non-greasy so it's not a worry to reapply. There is a powdery dust finish involved with the application so be careful where you spray (into the wind, etc.) You don't want to accidentally inhale the stuff. That said, the dry finish means this won't stain clothes or add to the hot sticky feeling you already have to deal with during the summer. One caveat for this particular product listing - this is for a bundle of SMALL 2.5 oz cans. I have never seen this small size in store, so while I thought I was getting a great deal, it was just about the same price per oz that I would have paid buying locally. My fault for not double-checking the size, but still, it was nice to stock up and be able to toss in a bag, the car, etc.
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Reviewed in the United States on April 18, 2012
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Daysnelis Olazabal González
San Leandro, US
★★★★★ 5
Muy útil
Size: 2.5 Ounce (Pack of 12)
Es un repelente muy bueno funciona a la perfección lo mandé para mi familia en cuba y lo aman realmente lo recomiendo
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Reviewed in the United States on November 23, 2025

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