V-by-One for large panels

V-by-One up to 3840×2160 drives large 4K panels directly with simpler cabling.

02

HDMI input

HDMI-IN up to 3840×2160 for laptops, set-top boxes and other external sources.

03

6 TOPS of AI

INT4/INT8/INT16/FP16/BF16/TF32 mixed precision for on-device vision models.

04

NFC header

An NFC daughter-board header for card check-in and identity recognition.

05

Built-in amplifier

On-board dual-channel 8R/5W amplifier with left and right output, no external module needed.

06

Complete playback features

Landscape and portrait playback, split screen, scrolling subtitles, timer on/off and USB import.

The HYY-031B pairs the Rockchip RK3576S octa-core processor and a 6 TOPS NPU with 4 GB LPDDR5 as standard. V-by-One, LVDS and eDP panel interfaces sit alongside an HDMI input and an NFC daughter-board header, making it a fit for 4K large screens, meeting panels and terminals that take an external source.

Specifications

Platform
Processor	Rockchip RK3576S, octa-core 64-bit (4× Cortex-A72 + 4× Cortex-A53), up to 2.0 GHz
GPU	ARM Mali-G52 MC3
NPU	6 TOPS with INT4/INT8/INT16/FP16/BF16/TF32 mixed precision
Memory	4 GB LPDDR5 as standard
Storage	eMMC 32 GB / 64 GB / 128 GB / 256 GB, 32 GB as standard
OS	Android 14.0 / Debian 12
Audio and Video
Video decoding	4K@60fps H.265 / H.264 / AV1 / VP9 / AVS2
Video encoding	4K@30fps H.264 / H.265
Video input	HDMI-IN, up to 3840×2160
Audio	Dual-channel 8R/5W amplifier with left and right output; on-board microphone
Display
V-by-One	Up to 3840×2160
eDP / LVDS	eDP up to 3840×2160; LVDS up to 1920×1080
Playback	Loop, scheduled and interrupt playback modes
Interfaces
Network	1× Gigabit Ethernet (100/1000M), Wi-Fi + BT
USB	6× internal USB headers, 2× standard USB (USB 3.0 / USB 2.0 OTG)
Serial	3× TTL, 1× debug, 1× RS232
Other	RTC, hardware watchdog, scheduled power on/off, NFC header, GPIO and ADC headers
Mechanical
PCB	8-layer board, 142 × 75.3 × 1.6 mm
Mounting	4× ∮3.2 mm mounting holes

Applications

Large and video-wall displays: Content playback for high-resolution screens, video walls and window displays.
Meeting and classroom panels: Touch interaction, external video input and multiple display outputs.
Digital signage: Advertising screens in buildings, lifts, supermarkets and retail chains, in landscape or portrait.
AI security and footfall: Face recognition, footfall statistics and behaviour analysis on the built-in NPU.
Self-service kiosks: Queue displays, information terminals and smart vending cabinets.

Software

The board ships with our own software for a complete hardware-and-software solution:

Digital Signage Publishing System: layout design, scheduling and remote publishing
OTA System: remote firmware and app updates with device management
Industry Test Software: one-tap production-line testing and reports