HA-2A vs A-70T
The A-70T's power @ 8ω is 55W against the HA-2A's 750W, its signal-to-noise 90 dB against 100 dB, and its thd 1.000% against 0.200%. Both share class (A).
AI-generated product photo — not official manufacturer imagery.
AmplifiersTube AmplifiersHeadphone Amplifiers
Estimated price (community-sourced)
$999 - $1,299
Around — community and catalog average, updates slowly
About the HA-2A
The Cayin HA-2A Tube Headphone Amplifier integrates the best of vintage audio with contemporary features. It is designed with five NOS vacuum tubes and employs a specialized single-ended Class A circuit to produce a warm, mellow sound rich in details and a wide soundstage. Its user-friendly design includes multiple headphone outputs, ensuring compatibility with a variety of headphones and in-ear monitors (IEMs). The amplifier is built with care, featuring hand-wired circuits for enhanced performance and custom transformers that offer precise power delivery and excellent shielding. Additionally, it features an impedance matching option and a startup delay for optimal performance, making it the perfect choice for audiophiles.
Specifications
Power Specifications
Amplification power output and characteristics
- Power @ 8Ω
- 750W @ 8Ω
- Amplifier Class
- A
Analog Output
Analog signal output specifications
- THD
- 0.200%
- SNR
- 100 dB
Connectivity
Input and output connections
- Analog Inputs
- 6.3mm SE, 4-pin XLR
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 270 × 143 × 247 mm (W × H × D)
- Weight
- 10 kg (22 lbs)
Key Specifications
Power: 750W
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions