CAYIN - HA-6A Headphone Tube amplifier

Cayin CS-6PH Tube Phono Preamplifier
In excellent condition. Very little use.
Full working order.
Original packaging and instruction manual included.
Photos are part of the item description.

Cayin HA-6A Specifications
General
Type: Vacuum tube headphone amplifier
Amplifier topology: Single-ended Class A
Operation modes: Triode / Ultralinear selectable
Hand-wired point-to-point circuit
Transformer-coupled balanced design
Tube Complement
Power tubes: 2 × EL34EH (compatible with KT88)
Driver tubes: 2 × 12AU7 / ECC82
Rectifier tubes: 2 × 22DE4
Output Power
Single-ended (6.35 mm)
Triode mode: 2500 mW + 2500 mW
Ultralinear mode: 3600 mW + 3600 mW
Balanced (4-pin XLR)
Triode mode: 3200 mW + 3200 mW
Ultralinear mode: 4500 mW + 4500 mW
Performance
Frequency response: 10 Hz – 26 kHz (±3 dB)
THD: @ 1 kHz
Signal-to-noise ratio: 98 dB (A-weighted)
Input sensitivity: 220 mV – 450 mV
Headphone Impedance Settings
Low: 6–84 Ω
Medium: 65–250 Ω
High: 251–600 Ω
Inputs
2 × RCA
2 × XLR balanced
Headphone Outputs
6.35 mm single-ended
4.4 mm balanced
4-pin XLR balanced
Power & Dimensions
Power consumption: 140 W
Dimensions: 360 × 322 × 197 mm
Weight: 19.5 kg
Key Features
Selectable Triode / Ultralinear operation
Compatible with EL34 and KT88 tubes
Selectable headphone impedance matching
24-step volume control
Silver-plated internal audio wiring