Pure, dynamic, portable Class-A analog sound
The Astell&Kern AK PA10 is a high-end portable headphone amplifier designed for those who want natural, detailed, and dynamic analog sound anywhere. Based on true Class A circuitry, it delivers a warm, immersive audio experience, ideal for elevating the performance of headphones and IEMs of all kinds. Exclusive TERATON ALPHA technology optimizes power delivery, reduces noise, and improves audio fidelity while maintaining signal purity.
Advanced controls and versatile connectivity
The AK PA10 features three-level amplification current adjustment and two selectable gain levels to accommodate the characteristics of sensitive or difficult-to-drive headphones. It supports 4.4mm balanced and 3.5mm unbalanced inputs and outputs, with dedicated analog connections to maintain the highest signal quality. The hardware crossfeed function enriches the listening experience, offering a more natural spatial sensation typical of speaker listening.
Portability, battery life and premium construction
The compact design with an aluminum and silicone body is sturdy yet lightweight, making it easy to pair with your portable devices. The built-in 4200 mAh battery provides up to 12 hours of continuous playback , allowing for long listening sessions without external power. Ergonomic controls and a battery status indicator make it intuitive to use in any situation.
| Typology |
Portable Class A Headphone Amplifier |
| Technology |
TERATON ALPHA with Class‑A current control |
| Entrances |
3.5mm unbalanced / 4.4mm balanced |
| Headphone outputs |
3.5mm unbalanced / 4.4mm balanced |
| Gain control |
High / Low |
| Crossfeed function |
Dedicated hardware |
| Drums |
4 200 mAh Li‑Po |
| Autonomy |
~12 hours (Low Gain, unbalanced) |
| Material |
Aluminum and silicone |
| Dimensions |
73 × 140 × 23.3 mm |
| Weight |
~325 g |
| Recharge |
USB-C |
| Color |
Graphite Gray |