[Product Information]

• Compact and lightweight for easy portability and use， Hi-Res audio DAC/amplifier supports up to PCM 192kHz/24 bit， Direct Digital Connection for smartphones， DMPs， iOS devices， and PCs， Solid Sound: Wolfson DAC w/separate operational & headphone amps
• Sleek and durable aluminum enclosure for dependable performance， Built-in Lithium-ion battery for up to 6 hours battery life， Charge the PHA-1A and a Walkman while listening (requires cable， sold separately)
• Selectable gain supports headphone impedance from 8 to 600 Ohm， Includes: Micro-USB and digital cables for Walkman and Xperia， Securely fasten portable devices with included silicone belts (x2)