ONIX Beta -Portable High-Res Tube DAC & Headphone Amp

The Shanling Onix Beta XI2 is a premium portable USB DAC and headphone amplifier that blends powerful dual Cirrus Logic CS43198 DAC performance with a hybrid tube output stage using JAN6418 tubes for rich, detailed sound. It supports high-resolution playback up to 768 kHz/32-bit and DSD512, offers both 3.5 mm single-ended and 4.4 mm balanced outputs, and lets you switch between solid-state and tube listening modes for versatile sonic tuning. With a durable aluminum body and intuitive on-device controls, it’s designed for audiophiles seeking high-end portable audio.

DAC & Audio

• DAC chipset: Dual Cirrus Logic CS43198
• Audio support:
  • PCM up to 32-bit / 768 kHz
  • DSD512
  • Output modes: Solid-state (transistor) / Tube (hybrid)

Amplification

• Tube type: Dual JAN6418 vacuum tubes
• Amplifier design: OPA1662 op-amps with BUF634A buffer stages
• Gain modes: Low / High

Output Power

• 3.5 mm single-ended (solid-state):
  • Up to ~180 mW @ 32 Ω
• 3.5 mm single-ended (tube):
  • Up to ~152 mW @ 32 Ω
• 4.4 mm balanced:
  • Up to 550 mW @ 32 Ω

Inputs & Outputs

• Input: USB-C (UAC 1.0 / UAC 2.0)
• Headphone outputs:
  • 3.5 mm single-ended
  • 4.4 mm balanced

Display & Controls

• Display: 0.87-inch OLED
• Controls: Physical buttons for volume and navigation

Physical

• Chassis: CNC-machined aluminum
• Dimensions: Approx. 69.8 × 39 × 14 mm
• Weight: Approx. 45 g

Compatibility

• Compatible with Android, iOS (adapter required), Windows, and macOS

• Dual high-resolution DAC design using Cirrus Logic CS43198 chips for precise, detailed sound
• Hybrid tube amplification with JAN6418 vacuum tubes for a warm, musical character
• Selectable listening modes: solid-state or tube output to suit different sound preferences
• High output power up to 550 mW @ 32 Ω via the balanced output
• Headphone outputs:
• 3.5 mm single-ended
• 4.4 mm balanced (tube signal path)
• High-resolution audio support up to PCM 32-bit / 768 kHz and DSD512
• Built-in OLED display showing volume, mode, and playback format
• Physical control buttons for easy on-device operation
• USB-C input compatible with smartphones, tablets, and computers
• Precision-machined aluminum chassis in a compact, portable form factor