SMSL DO300EX
Desktop DAC and Headphone Amplifier
The SMSL DO300EX digital-to-analog converter promises detailed and accurate sound reproduction with an AKM AK4191 + AK4499EX DAC chip pairing, along with 32bit 768kHz DSD512 resolution and MQA-CD decoding through an XMOS XU-316 USB interface chip. A QCC5125 chip is responsible for Bluetooth 5 wireless connectivity, supporting aptX, aptX HD, and LDAC codecs.
Headphone amplification is provided by a TPA6120A2 chip, delivering 1W @ 32 Ohm performance through the 4.4mm and 6.35mm outputs, which is sufficient to power most Hi-Fi headphones. In addition to single-ended RCA and balanced XLR outputs, the device includes AES/EBU, I2S, COAX, optical, Bluetooth, and USB-C inputs. The front panel features a colored IPS display protected by tempered glass, which is easy to read and can be freely turned off.
The DO300EX is a versatile DAC and high-power headphone amplifier in one, perfectly adaptable to most existing desktop audio systems. The product weighs 1540g. The package includes an RC-8C remote control, Bluetooth antenna, EU power cable, and USB cable.
