Astell&Kern PD5 – Switchable Octa-DAC Portable Player

The Astell&Kern PD5 is a pocketable high-resolution player for listeners who want reference sound away from a desk. It carries eight Cirrus Logic CS43198 DACs you can switch between Quad and Octa modes, so you decide between all-day stamina and maximum fidelity. As the successor to the award-winning A&norma SR35, it pairs a machined aluminium body with full Android streaming, and it is available at Soundium.

Key Features

• Switchable Quad/Octa-DAC: Eight Cirrus Logic CS43198 chips let you trade battery life for the last word in resolution.
• Up to 28-hour battery: Quad-DAC mode runs a full day of listening between charges.
• EnviroTune: Analyses ambient noise and adapts playback so the sound holds up on the move.
• Full Android with dual-band Wi-Fi: Run your streaming apps and library directly on the player.
• Bluetooth 5.3 with aptX HD, LDAC and LHDC: High-resolution wireless when you leave the cable at home.
• Dual headphone outputs: 3.5 mm unbalanced and 4.4 mm balanced jacks for single-ended or balanced gear.

Customer Benefits

The PD5 adapts to how you actually listen. On a commute, Quad-DAC mode and EnviroTune keep you going all day and cut through background noise; at home, Octa-DAC mode opens up the full detail of your files. Full Android means your streaming services and local library live on one device, while balanced and unbalanced outputs drive everything from sensitive IEMs to demanding headphones. It is a genuine portable source you can build a listening habit around.

Quick Specs

• DAC: 8 × Cirrus Logic CS43198, switchable Quad/Octa-DAC
• PCM playback: Up to 32-bit / 384 kHz
• DSD: Native DSD256
• Battery: Up to 28 hours (Quad-DAC mode)
• Charging: USB Power Delivery 3.0, approx. 2.5 hours
• Wireless: Dual-band Wi-Fi, Bluetooth 5.3 (aptX HD, LDAC, LHDC)
• Outputs: 3.5 mm unbalanced, 4.4 mm balanced
• Platform: Full Android, octa-core processor
• Finish: Gray aluminium

Ideal For

High-resolution listening on the go, commutes and travel, and driving IEMs or portable headphones from a single source.

Pros & Cons

• ✅ Switchable Quad/Octa-DAC balances battery life against outright detail
• ✅ All-day 28-hour battery in Quad-DAC mode
• ✅ Both 3.5 mm and 4.4 mm balanced outputs included
• ✅ Full Android with dual-band Wi-Fi for direct streaming

• ⚠️ The 4.4 mm balanced output needs a compatible balanced cable
• ⚠️ Android streaming adds more to manage than a pure offline player

If you want a serious high-res player that fits in a pocket and switches between stamina and fidelity on demand, the PD5 earns its place in your kit. Find the Astell&Kern PD5 at Soundium.