Digital Streamer Amplifier

DSA

12.3" HiFi digital streamer + Class-D 100 W×2 amplifier, dual-SoC RK3576 + RK2116 + dual ES9068Q with MQA · DSD512 · HDMI ARC

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Key Features

Why DSA?

Dual-SoC architecture for clean separation of UI / app (RK3576) and real-time audio pipeline (RK2116)
Class-D 100 W×2 amplification with audiophile-grade dual ES9068Q DACs
12.3" landscape touch UI with spectrum visualizer and VU meters
Full hardware MQA decoding, Native DSD512 and 32-bit / 768 kHz PCM playback
All major streaming protocols in one box — AirPlay 2, Spotify Connect, Tidal Connect, Roon Ready, DLNA
Wi-Fi 6 + Bluetooth 5.3 + Gigabit Ethernet for stable lossless audio
HDMI ARC turns TV into a lossless audio source for home-theatre use
Balanced XLR pre-out enables pairing with external monoblock power amps
Slot-load CD drive keeps the optical disc legacy alive
CNC unibody aluminum chassis with brass counterweight reduces mechanical resonance
BestTom Link App (iOS / Android) enables multi-room grouping and remote control

Specifications

Detailed Specifications

Application SoC	Rockchip RK3576 (4×A76 + 4×A55, 6 TOPS NPU)
Audio DSP	Rockchip RK2116 (HiFi-4 DSP, 600 MHz, hardware audio pipeline)
Display	12.3" IPS 1920×720 capacitive multi-touch, anti-glare + AF coating
Amplifier	Dual-channel Class-D 100 W×2 (8Ω, THD+N <0.01%, SNR >110 dB)
DAC	Dual ES9068Q, DSD512 Native / DoP, PCM 32bit / 768 kHz, hardware MQA full-decode
Streaming	AirPlay 2 / Spotify Connect / Tidal Connect / Roon Ready / DLNA & UPnP
Network	Wi-Fi 6 (2.4 + 5 + 6 GHz) + Bluetooth 5.3 (LDAC / aptX HD) + Gigabit Ethernet
Inputs	HDMI ARC ×1, USB Audio async ×1, Optical ×1, Coaxial ×1, Bluetooth, Wi-Fi, LAN
Outputs	4 mm banana binding posts, RCA pre-out, XLR balanced pre-out, Coax/Optical SPDIF, 3.5 mm headphone
Ports	USB-C (PD) ×1, USB-A 3.0 ×2, RJ45 ×1, SD card slot
CD Drive	Slot-load, eject / replay from optical disc (CD / DVD-ROM)
Storage	4 GB DDR4 + 64 GB eMMC, microSD up to 1 TB, optional NVMe SSD
System	Android 14 + BestTom OS, supports local NAS / Samba / NFS / WebDAV
Mechanical	CNC unibody aluminum chassis with brass counterweight, black / silver dual finish, dual aluminum knobs (volume + selector)
Power	100–240 V AC, standby <0.5 W
Dimensions	320 × 220 × 95 mm

Applications

Scenarios

Desktop HiFi all-in-one for bookshelf / monitor speakersLiving-room music hub for lossless streaming and CD replayHome-theatre preamp with HDMI ARC for TVStudio monitor preamp with balanced XLR pre-outAudiophile headphone rig with 3.5 mm line outMulti-room audio sync (compatible with Heos / Sonos protocols)Restaurant / café / retail ambient HiFi background music

DSA

Why DSA?

Detailed Specifications

Scenarios

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