SMSL DL400 ES9039MSPRO OPA1612A Audio DAC Headphone Amplifier

SMSL DL400 Audio DAC Headphone Amplifier ES9039MSPRO OPA1612A 6.35mm 4.4mm DSD512 32bit 768kHz XU316 I2S Bluetooth5.1 PCM Filter

High-Resolution Audio with MQA Decoding

Enjoy MQA and MQA-CD decoding for a true Hi-Res audio experience, powered by the latest generation ES9039MSPRO DAC chip from ESS.

Advanced XMOS XU-316 Processor

Equipped with the third-generation XMOS XU-316 processor, the DL400 supports PCM up to 32bit/768kHz and DSD up to DSD512, providing unparalleled audio fidelity.

Multiple Audio Input and Output Options

Connect via USB, Optical, Coaxial, AES/EBU, and Bluetooth 5.1, with RCA, XLR, 6.35mm, and 4.4mm outputs. This versatility makes the DL400 compatible with a wide range of audio setups.

Fully Balanced Headphone Amplifier Circuit

Featuring a fully balanced amplifier design with 4 Precision Linear Feedback Circuits (PLFCs), the DL400 delivers up to 6W × 2 at 16 ohms, and 3W × 2 at 32 ohms, ensuring high power output and low distortion.

Premium Build with Low-Noise Power Supply

Built with high-quality gold-plated connectors and an aluminum alloy chassis, the DL400 has an optimized low-noise power supply system, enhancing power efficiency while minimizing noise.

Qualcomm Bluetooth 5.1 with LDAC and aptX-HD Support

Stream high-resolution audio wirelessly with Qualcomm’s Bluetooth 5.1 chip, supporting LDAC, aptX-HD, SBC, and AAC for reliable and high-quality wireless audio.

Wide Range of PCM Filters and Sound Color Options

Choose from 8 PCM filters and 9 sound color options to personalize your listening experience. Additionally, DPLL functionality helps maintain audio quality even with varying clock stability.

High Signal-to-Noise Ratio and Low THD+N

With an impressive dynamic range of up to 133dB and a THD+N as low as 0.00005% on XLR outputs, the DL400 ensures clean, high-fidelity sound.

User-Friendly Features and Firmware Upgradeability

Control playback via remote, enjoy lyrics display, and update the firmware easily to keep your system up-to-date with the latest features and improvements.

Compact and Efficient Design

At just 250x47x240mm and 1.74kg, the DL400’s compact footprint makes it an ideal addition to any audiophile setup, with power consumption under 40W for efficient operation.