Description

The Sony PHA-1 portable headphone amplifier is a two-channel high resolution DAC (digital-to-analog converter) combined with a high-quality headphone amplifier. The PHA-1’s micro USB port is USB audio compatible (96kHz/24bit) and it supports asynchronise data transfer mode. It doesn’t require the use of addtional drivers for use with MAC or PC. It’s durable metal construction, high quality components and outstanding sound quality make it ideal for use with MDR series professional headphones.

Features:

– Micro USB port (for PC/MAC use) operates using USB bus powering.
– Professionally constructed in a durable aluminum enclosure with zinc alloy cast bumpers to minimize external interference and protect the volume control.
– High slew rate Texas Instrument TPA6120 headphone amplifier.
– Supports headphone impedances of 8 ohms to 600 ohms.
– Ultilizes high quality Wolfson WM8740 digital-to-analog converter.
– Maximum audio sample rate and resolution: 96 kHz / 24 bit.
– Built-in Lithium-ion battery (charged from Micro USB port). Battery life 10 hours using analog input or 5 hours when connected directly with an iPod/iPhone/iPad. Charge time 4.5 hours.
– Side panel gain switch supports use with both high and low impedance headphones.