HIFIMAN SHANGRI-LA SR – Flagship Electrostatic Tube Headphone Amplifier

Key Features at a Glance

• Flagship electrostatic headphone amplifier
• Four custom 300B vacuum tubes (direct drive stage)
• Fully discrete design with no transformers or capacitors in signal path
• High-voltage bias: 550V – 750V
• Precision 24-step relay-based attenuator
• Ultra-pure signal path for maximum transparency
• Premium industrial design with audiophile-grade components
• Built for ultimate reference-level electrostatic systems

The Ultimate Electrostatic Listening Experience

The HIFIMAN Shangri-La Sr Amplifier represents the pinnacle of headphone amplification—designed to deliver the purest, most emotionally immersive sound experience possible.

Engineered for elite audiophiles, it transforms music into a transcendental sonic journey.

300B Vacuum Tubes – The Heart of Pure Sound

At the core of the Shangri-La Sr are four custom-designed 300B vacuum tubes, widely regarded as the finest tubes in audio.

These tubes deliver:

• Exceptional transparency
• Warm, organic tonal character
• Rich, lifelike musical reproduction

With a direct drive design, the signal flows from tubes to headphones without interference—preserving every detail.

Direct Drive Architecture – Zero Compromise

Unlike conventional amplifiers, the Shangri-La Sr features:

• No coupling capacitors
• No output transformers
• Pure, uninterrupted signal path

This ensures:

• Zero added coloration
• Maximum clarity and detail
• True high-fidelity sound reproduction

24-Step Relay Attenuator – Precision Volume Control

The advanced relay-based attenuator includes:

• 24 distinct volume steps
• 23 independent resistors

This provides:

• Perfect channel balance
• Zero distortion from volume control
• Precise, consistent output at every level

Electrostatic Power – Absolute Precision

With a bias voltage of 550V – 750V, the amplifier delivers:

• Stable electrostatic performance
• Exceptional dynamic range
• Ultra-clean signal amplification

Designed to unlock the full potential of flagship electrostatic headphones.

A Mystical, Immersive Soundstage

The Shangri-La Sr delivers:

• Expansive, “live” soundstage
• Incredible detail and micro-dynamics
• Emotional depth and realism

Every note feels alive, natural, and deeply engaging.

Advanced Industrial Design

• Elegant, high-end aesthetic
• Premium materials and craftsmanship
• Designed to complement flagship audio systems

Built for Reference Systems

The Shangri-La Sr is ideal for:

• Flagship electrostatic headphone setups
• Ultra-high-end audiophile systems
• Critical listening and mastering environments

Specifications

• Type: Electrostatic headphone amplifier
• Tubes: 4 × Custom 300B vacuum tubes
• Bias Voltage: 550V – 750V
• Weight: 16kg (35lb)

Experience Sonic Perfection

The HIFIMAN Shangri-La Sr Amplifier is not just an amplifier—it is a masterpiece of audio engineering, delivering the most pure, detailed, and emotionally powerful sound experience available.