Seeed Studio LinkStar-H68K-1432 V2 wIth Cortex-A55 RK3568

The LinkStar-H68K V2 is a compact and powerful edge router featuring a quad-core Cortex-A55 RK3568, dual 2.5GbE + 1GbE Ethernet, Wi-Fi 6, and 4K multimedia playback. Built with Docker support, SATA3 storage, and multi-OS compatibility (Android, OpenWRT, Armbian), it’s ideal for NAS, VPN, remote control, and edge AI projects.

Feature

High-Speed Networking

• Dual 2.5GbE + dual 1GbE Ethernet interfaces

• Optimized layout for better cable management

• Gigabit-ready RJ45 ports for advanced routing setups

Outstanding Wireless Capability

• Dual-band Wi-Fi 6 (2.4G / 5G) with up to 1200Mbps throughput

• Includes MT7921E module for faster data transfer and low latency

4K Multimedia Player

• HDMI 2.0 port supports 4K@60fps (H.265/H.264/VP9) playback

• Mali-G52 GPU with 1 TOPS NPU for lightweight AI processing

High Storage & Expansion

• 32GB eMMC + 1×SD slot + USB 3.0 Type-C with SATA3 support

• Expandable via USB-A, USB-C, and M.2 (internal)

• Can be used as NAS, media center, or lightweight server

Docker-Ready System

• Run containerized apps such as:

  • Home Assistant, AdGuard, Nextcloud, Bitwarden, qBittorrent, Jellyfin, Portainer

• Enables fast deployment of software stacks for various services

Compact & Durable Design

• Metal housing with passive cooling

• Size: 80 × 60 × 40 mm, portable for field deployment

• Powered via USB-C (5–20V), PD fast charging supported

Specification

Core Hardware

• SoC: Rockchip RK3568, Quad-core Cortex-A55 @ up to 2.0GHz

• GPU: ARM Mali-G52 2EE

• NPU: 1 TOPS (INT8)

• RAM: 4GB

• Storage: 32GB eMMC, 1×SD card slot

Multimedia & Display

• Video Decoder: 4K@60fps (H.265/H.264/VP9)

• Video Encoder: 1080p@60fps (H.264/H.265)

• Output: 1×HDMI 2.0

Networking

• 2×2.5GbE (RTL8125B), 2×1GbE (RTL8211F)

• Dual-band Wi-Fi 6 (MT7921E)

• Infrared Control Support

Ports & Interfaces

• USB: 1×USB 3.0 Type-A, 1×USB 2.0 Type-A

• 1×USB 3.0 Type-C (SATA + PD Power + data)

• SATA3 via USB-C (6Gbps)

• SD card reader

Software Support

• Pre-installed Android 11

• Compatible with OpenWRT, Armbian, Docker

Power & Dimensions

• Power Supply: USB-C (5V–20V), >10W

• Power Consumption: ~7.5W (full load)

• Operating Temp: -10°C to 55°C

• Dimensions: 80 × 60 × 40 mm

Application

• VPN Router

• NAS (Network Attached Storage)

• Remote Desktop / Control

• Personal Cloud

• Firewall

• Print Server

• Game Server

• Edge AI Deployment

Shipping List

Reference

H68K-v2-Schematic

QWRT image