ASUS ZenWiFi BD4 Dual-Band WiFi 7 Mesh System (2-Pack, White)
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Technical Specifications
| Attribute | Detailed Specification |
| Product Full Name | ASUS ZenWiFi BD4 BE3600 Dual-Band WiFi 7 Whole-Home AiMesh System (2-Pack, White) |
| Model & Part Number | ZenWiFi BD4 / BD4(W-2-PK) |
| Brand / Manufacturer | ASUS |
| Product Series | ZenWiFi Series / Whole Home Mesh Systems |
| Product Category | High-Performance Dual-Band WiFi 7 AiMesh Extendable Router System |
| Colorway & Enclosure Design | Clean Textured White; Minimalist Upright Form Factor with Integrated Heat Dissipation |
| Pack Configuration | 2-Pack (Includes 2 Identical Nodes Capable of Primary Router or AiMesh Node Setup) |
| Wireless Networking Standard | IEEE 802.11be (WiFi 7), IEEE 802.11ax (WiFi 6/6E), IEEE 802.11ac (WiFi 5), IEEE 802.11n/g/b/a |
| Total Aggregated Wireless Speed | BE3600 (Up to 3600 Mbps Aggregated Throughput per Node) |
| Operating Frequency & Data Rates | 2.4 GHz: Up to 688 Mbps (2×2 Stream) 5.0 GHz: Up to 2882 Mbps (2×2 Stream, 160 MHz) |
| WiFi 7 Core Advancements | Multi-Link Operation (MLO), 4096-QAM (4K-QAM), Ultrawide 160 MHz Channel Width |
| Processor Architecture | 1.5 GHz Quad-Core High-Efficiency Network Processing Unit (SoC) |
| System Memory (RAM) | 512 MB High-Speed DDR4 RAM |
| Onboard Flash Storage (ROM) | 128 MB High-Speed Flash ROM |
| Internal Antenna Array | 4 × Internal High-Performance Antennas per Unit with 4 × High-Power Front-End Modules (FEM) |
| Coverage Area (2-Pack) | Up to 4,900 Square Feet (Approx. 455 m² / 4+ Rooms) |
| Ethernet Interfaces (per Unit) | 2 × 2.5 Gbps (2.5GbE) RJ-45 Multi-Gigabit Ports (Auto-Detecting WAN / LAN) |
| Physical Buttons & Controls | 1 × WPS Button, 1 × Reset Button, 1 × Power Switch |
| Status Indicator | Multi-Color LED Power / Mesh Connection Indicator |
| Operating Modes | Wireless Router Mode, Access Point (AP) Mode, Range Extender Mode, Media Bridge Mode, AiMesh Node Mode |
| Smart Home Master & IoT Support | Up to 3 Dedicated SSIDs for IoT Devices, Kid's Network, and VPN Network Subnets |
| Guest Network Capability | Supports up to 6 Discrete Guest Networks (Multiple SSIDs with Isolated LAN Access) |
| Commercial-Grade Security | ASUS AiProtection Pro Powered by Trend Micro (No Subscription Required) |
| Security Scanning & Defense | Malicious Site Blocking, Two-Way Intrusion Prevention System (IPS), Infected Device Isolation |
| Wireless Encryption Standards | WPA3-Personal, WPA2-Personal, WPA/WPA2-Enterprise, WPS Support, Open System |
| Privacy & Secure DNS | DNS-over-TLS (DoT), Let's Encrypt Integration, Built-in SPI Firewall, Instant Guard Mobile VPN |
| Comprehensive VPN Architecture | Multi-VPN Support, VPN Fusion (Simultaneous VPN & Regular Traffic Routing) VPN Client: WireGuard, OpenVPN, L2TP, PPTP VPN Server: WireGuard, OpenVPN, IPSec, PPTP |
| Parental Controls | Safe Browsing, Preset Age-Level Profiles, Web & App Content Filters, Time Scheduling, Internet Pause |
| Traffic Prioritization & Quality of Service | Adaptive QoS, Bandwidth Limiter, Bandwidth Monitor, Traffic Analyzer, Web History Logging |
| Advanced Wireless Technologies | MU-MIMO, OFDMA, Explicit & Universal Beamforming, Airtime Fairness, UTF-8 SSID Support |
| Network Management & Tools | Port Forwarding, Port Triggering, DMZ, DDNS, MAC Address Filtering, Wireless Scheduler |
| LAN & Streaming Features | IGMP Snooping, IPTV Passthrough Support, Wake on LAN (WOL), DHCP Server |
| Smart Voice Assistant | Google Assistant Integration for Hands-Free Network Controls |
| Target Workload Applications | 8K Video Streaming, Cloud & HDR Gaming, Content Creation, Multi-Device Smart Homes, AI Workloads |
| Management Interfaces | ASUS Router Mobile App (iOS / Android) & Comprehensive ASUSWRT Web GUI |
| Power Supply Unit | External AC Power Adapter (Input: 100–240 VAC, 50/60 Hz; Output: 12V DC, 1.5A) |
| Product Dimensions (per Unit) | 140.0 mm × 70.0 mm × 140.0 mm (5.51" × 2.76" × 5.51") |
| Package Contents | 2 × ASUS ZenWiFi BD4 Mesh Nodes (White) 2 × 12V / 1.5A Power Adapters 1 × RJ-45 Gigabit/2.5G Ethernet Cable 1 × Quick Start Setup Guide 1 × Warranty Documentation |
| Warranty Policy | 3 Years Standard ASUS Brand Warranty |
Product Description
The ASUS ZenWiFi BD4 (2-Pack, White) is a dual-band WiFi 7 whole-home mesh networking system designed for expansive modern residences, multi-story villas, smart IoT ecosystems, and high-density creative workstations. Finished in a matte white upright chassis with integrated heat dissipation vents, the two-unit system blends into home interiors while eliminating wireless dead spots across spaces up to 4,900 square feet. The architecture allows either node to serve as a high-capacity primary router or an AiMesh satellite node, creating a unified network with seamless roaming under a single SSID.
At the center of each node is a 1.5 GHz quad-core processor backed by 512MB of DDR4 RAM and 128MB of onboard flash ROM, engineered to process demanding network queues without thermal throttling or buffering. Equipped with the latest IEEE 802.11be WiFi 7 standard, the system delivers aggregated wireless throughput of up to 3600 Mbps—comprising 2882 Mbps across the 5 GHz band and 688 Mbps over the 2.4 GHz band. It integrates Multi-Link Operation (MLO) to combine and switch across bands simultaneously, 4096-QAM (4K-QAM) to increase data packing density by up to 20%, and ultrawide 160 MHz channels for high-bandwidth tasks. These advancements provide the throughput and stability needed for simultaneous 8K UHD video streams, low-latency HDR cloud gaming, generative AI processing, and real-time remote collaboration.
Wired networking features dual 2.5 Gbps (2.5GbE) auto-sensing ports on each unit. These interfaces automatically identify incoming WAN internet lines from multi-gigabit fiber modems or allocate high-speed 2.5G LAN bandwidth to network-attached storage (NAS) devices, gaming rigs, or dedicated Ethernet backhaul lines between the two mesh nodes. Network flexibility is broadened through five operational modes: Wireless Router, Access Point (AP), Range Extender, Media Bridge, and AiMesh Node. Smart Home Master features allow homeowners to isolate up to 3 dedicated SSIDs for sensitive IoT appliances, kids' devices, and encrypted VPN subnets, alongside support for up to 6 isolated guest networks.
Network protection and traffic management are anchored by ASUS AiProtection Pro powered by Trend Micro, delivering lifetime subscription-free commercial-grade security with Two-Way IPS, malicious website blocking, and infected device isolation. Built-in Multi-VPN capability with VPN Fusion allows simultaneous regular and VPN-routed internet traffic across WireGuard, OpenVPN, and Instant Guard protocols. Complete with robust parental controls, Adaptive QoS, DNS-over-TLS privacy encryption, IPTV passthrough, and Google Assistant voice compatibility, the ASUS ZenWiFi BD4 2-Pack delivers an all-in-one WiFi 7 mesh foundation backed by a 3-year standard ASUS warranty.
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