Refurbished Synology RT6600ax4-port Switch Tri-band Wireless Router

Synology RT6600ax Tri-Band Wi-Fi 6 Router Full Specifications

Design & Build

The Synology RT6600ax is a high-end tri-band router designed for power users, gamers, and small offices. It has a clean matte-black design with multiple antennas, built to deliver strong coverage and stable connections across large homes or workspaces.

Unlike basic routers, this one focuses heavily on performance, security, and advanced network control, making it closer to a professional networking device than a simple home router.

Wireless Performance & Speed

The RT6600ax delivers next-level Wi-Fi 6 performance, ensuring fast and stable connections even with many devices connected simultaneously.

• Wi-Fi Standard: Wi-Fi 6 (802.11ax)
• Bands: Tri-band (2.4GHz + 5GHz + 5GHz/5.9GHz)
• Total Speed: Up to ~6600 Mbps
• 5GHz (main band): Up to ~4804 Mbps
• 2.4GHz: Up to ~600 Mbps

The inclusion of the 5.9GHz band helps reduce interference and provides cleaner, faster channels, especially in crowded wireless environments.

In real-world usage, this means smoother streaming, faster downloads, and lag-free gaming even with multiple devices connected.

Hardware & Internal Power

• Processor: Quad-core 1.8 GHz CPU
• Memory: ~1GB RAM
• Flash Storage: 256MB

This powerful hardware allows the router to handle heavy traffic, advanced features, and multiple users without slowdowns.

Connectivity & Ports

The RT6600ax offers versatile connectivity, including multi-gig support for faster wired performance:

• 1× 2.5GbE port (WAN/LAN configurable)
• 3× Gigabit LAN ports
• 1× WAN port
• 1× USB 3.2 Gen 1 port

The 2.5GbE port is especially useful for high-speed internet plans or NAS devices, making it future-ready.

Network Features & Software

One of the biggest strengths of this router is its powerful software ecosystem:

• Operating System: Synology Router Manager (SRM)
• Up to 5 separate networks / 15 SSIDs
• VLAN support & network segmentation
• Mesh support (Synology Mesh)
• Advanced traffic control & QoS

This allows users to separate devices (e.g., work, IoT, guests) and control how each group accesses the network.

Security & Smart Features

Security is a major highlight of the RT6600ax, making it ideal for both homes and small businesses:

• Built-in firewall & threat prevention
• Parental controls (Safe Access)
• VPN server & client support
• Content filtering & usage monitoring

These features give you full control over your network, including monitoring activity and blocking harmful content.

Coverage & Device Handling

• Supports large homes (~180200 m² coverage typical)
• Handles 100+ devices efficiently
• MU-MIMO and beamforming for better signal distribution

Its designed to maintain stable connections even in busy households or offices with many devices.

Key Highlights

• Tri-band Wi-Fi 6 (AX6600) performance
• Support for 5.9GHz band (less congestion)
• 2.5GbE multi-gig port
• Advanced network segmentation & VLAN
• Powerful security + parental controls
• Synology SRM software (very feature-rich)
• Ideal for gaming, offices, and smart homes