SMSL SD-793II DAC with Digital Toslink/Coaxial Inputs, Analogue RCA Outputs and Headphone Amplifier

The SMSL SD-793 II is an S-PDIF Coaxial and Optical Toslink to Stereo Analog RCA converter with a headphone amplifier. 

Used as a digital output, this device acts as a particularly powerful DAC. 
It incorporates a DIR9001 S/PDIF receiver and a PCM1793 converter.

It can be connected to your TV, CD / DVD / HDD, etc.

Amplification stage via an OPA2134 PDO for headphone amplification.

Specifications:

Input interface: coaxial or optical fiber (with switch)

Input frequency:44.1, 48, 96KHZ/16/24BIT

SNR: > 110dB

Dynamic range: 105dB

Distortion: 1KHZ% under 0.0006

Rated output: 1.7VPP

Frequency response: 20 - 20KHz( - 0.2dB)

Total output power: 3W

Headphone output power:

32Ω  84mW@THD+N=0.1%

64Ω  69mW@THD+N=0.003%

150Ω 29mW@THD+N=0.001%

300Ω 14mW@THD+N=0.001%

Introduction to SMSL Audio

SMSL Audio is a company specializing in audio DACs, headphone amplifiers, power amplifiers, digital interfaces and high fidelity players, with its own research, production and marketing team.

The brand has its own R&D center that designs high quality HiFi products that meet all needs. The reliability of their devices has allowed the brand to gain popularity and recognition in the audiophile world.

A bit of history...

SMSL Audio established in Shenzen, China in 2009. In 2014 SMSL started to use ESS DAC chips to design and manufacture Hi-Fi Audio DACs. In 2015 SMSL created the widely acclaimed "Panda Set". In 2016 we launched a new series of power amplifiers with Danish ICE-Power technology. And in 2017 the company expanded its sales channels outside China. In 2018 the flagship SMSL DAC D1 is launched. In 2019 we launched the first MQA DAC, model M500. In 2020, on the SMSL's 10th Anniversary, we started the production of our first two-way passive hi-fi speaker. To be continued...