HIDIZS SD2 Portable Headphone Amplifier Type-C to 3.5mm Adapter Dongle DAC Hi-Res Audio Decoder with High Audio Quality,Black
Revolutionary Multi-Purpose HiFi Audio DAC & Amplifier
Introducing the SD2, a versatile HiFi Dongle DAC Type-C to 3.5mm Adapter equipped with the independent ES9270 chip.Supporting up to 32 bit 383kHz PCM decoding and native 128 DSD decoding, it delivers powerful performance.
This portable dac features the advanced ES9270 audio decoding chip from ESS Technology, showcasing a patented 32-bit HyperStream II QUAD DACTM architecture. Designed for Hi-Res audio streaming, it aims to bring superior audio quality to mainstream users. SD2 is compatible with the built-in EQ sound adjustment features of various mainstream music apps. This functionality allows it to bypass the integrated audio processing of mobile devices, such as smartphones and tablets, providing a genuine, high-fidelity audio experience by decoding and outputting Hi-Res and other high-quality audio files.
With its petite size, it discreetly elevates your on-the-go audio experience. Ideal for travel, home, office and more use. With its standard Type-C interface, it seamlessly connects to smartphones, computers, tablets, and gaming consoles, acting as a versatile external sound card or audio decoding amplifier.
| DSD | Native DSD64/128 |
| PCM | Support up to 384kHz/32Bit |
| Output | Single-ended 3.5mm |
| Sampling rate indicator | Support |
| Red Color | PCM 44.1-48kHz |
| Blue Color | PCM 88.2-384kHz & DSD |
| Shell material | Aluminum alloy + Resin |
| Transmission interface | Type-C interface |
| Supported System | Android, Windows, Mac OS |
| Frequency Response | 20Hz-40kHz |
| Distortion | 0.0015% |
| Signal-to-noise ratio | 118dB |
| Separation | 64dB |
| Output power | Up to 70mW+70mW SE 3.5mm |
- [High-Resolution Audio Decoding] The Hidizs SD2 features the ES9270 decoding chip from ESS Technology, supporting up to 32 Bit/384 kHz PCM decoding and native DSD128 hard decoding, providing users with a lossless high-definition audio experience. It delivers balanced, clear, and expressive sound within a wide soundstage. The SD2 decoder is suitable for Hi-Res audio streaming and ideal for audiophiles
- [Wide Compatibility and Powerful Output] Equipped with a Type-C interface, the SD2 is compatible with various devices, including the latest iPhone 15, Android phones, computers, tablets, and gaming consoles, offering plug-and-play functionality without the need for driver installation. Its single-ended maximum output power reaches 70 mW+70 mW@32 Ω, easily driving high-impedance headphones or audio equipment
- [Enhanced Audio Experience] Supports inline control and HD microphone, offering 24 bit/48 kHz microphone audio stream conversion to ensure clear sound transmission. It supports EQ sound effect adjustments built into multiple mainstream music apps, providing a personalized audio experience
- [Portable Design] Features a new generation of all-aluminum alloy mech-style design, measuring just 34.5×20×10 mm and weighing 6 grams, making it easy to carry. The 3.5mm audio output jack is designed at a 45 degree angle to reduce plug length and enhance usability
- [High Standard Certification] The SD2 has passed Hi-Res audio certification, ensuring high-quality audio performance. The decoder is equipped with a Hidizs style sampling rate indicator light, intuitively displaying the sampling rate of the current audio file being played, with red indicating PCM 44.1-48 kHz and blue for 88.2-384 kHz and DSD
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Product Description



| DSD | Native DSD64/128 |
| PCM | Support up to 384kHz/32Bit |
| Output | Single-ended 3.5mm |
| Sampling rate indicator | Support |
| Red Color | PCM 44.1-48kHz |
| Blue Color | PCM 88.2-384kHz & DSD |
| Shell material | Aluminum alloy + Resin |
| Transmission interface | Type-C interface |
| Supported System | Android, Windows, Mac OS |
| Frequency Response | 20Hz-40kHz |
| Distortion | 0.0015% |
| Signal-to-noise ratio | 118dB |
| Separation | 64dB |
| Output power | Up to 70mW+70mW SE 3.5mm |