DSL-AC88U Annex B
AC3100 Dual-Band ADSL/VDSL Gigabit Wi-Fi Modem Router with Parental Controls
  • Ultra-Fast Wi-Fi – DSL-AC88U Annex B features NitroQAMTM (1024-QAM) technology to deliver a combined speed of up to 3167Mbps for bandwidth-intensive tasks.
  • Future-proof DSL Compatibility – Supports ADSL, ADSL 2/2+, VDSL2, and the latest G.fast broadband connections.
  • Total Flexibility with DSL or Ethernet Internet Connections – DSL-AC88U has multiple ways to connect to the internet with a choice of DSL for an ADSL/VDSL connection or an Ethernet port for any fiber or cable-based modems, which makes it ideal for a future ISP upgrade.
DSL-AC88U Annex B
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Seamless Experience with NitroQAM™ Technology

Whether you're gaming online in a heated competition or streaming a live event in 4K UHD, lag and buffering are simply not an option. NitroQAM™ (1024-QAM) technology on the DSL-AC88U Annex B delivers a combined 3167 Mbps Wi-Fi speed, ensuring everyone on your network can enjoy smooth streaming and low-latency online gaming

Future-Proof DSL Technology for Smooth Streaming

Delivering a total speed of up to 900Mbps, DSL-AC88U Annex B features the latest G.fast technology and ensures super-fast network speeds and ultra-smooth performance for all bandwidth-intensive tasks. This versatile, future-proof router offers complete compatibility with any DSL connections, being compatible with ADSL2/2+, ADSL, VDSL2 and Vplus 35b.

Total flexibility with DSL, Ethernet or 3G/4G LTE Internet connections

DSL-AC88U Annex B has multiple ways to connect to the internet, with a choice of DSL, Ethernet or 3G/4G LTE*. You can use DSL-AC88U Annex B as a DSL modem Wi-Fi router or a standalone Wi-Fi router according to your needs. And with the ability to switch instantly between connections if one fails (and switch back again when it's fixed), it's perfect for reliable, always-on internet connectivity. *Requires compatible USB dongle

Unbeatable Wi-Fi coverage

With a four-transmit, four-receive (4T4R) antenna design, both Wi-Fi range and signal stability improve dramatically. AiRadar beamforming further focuses Wi-Fi signal on your devices, making your Wi-Fi faster, clearer and stronger.

Your Sharing Center

With built-in USB 3.0 and USB 2.0 ports, you can connect USB-enabled devices, such as external storage drives, printers, or a 3G/4G dongle to DSL-AC88U Annex B and share them conveniently with other users via Wi-Fi. And with USB 3.0, you can enjoy up to 10X faster data transfer speeds.

AiProtection – Your Digital Playground is Protected

ASUS AiProtection powered by Trend Micro™ improves your online safety and security by combining automatic vulnerability detection, malicious site blocking and parental controls.

Parental Controls

Monitor and Restrict Internet Activity for Any User

Advanced parental controls help you to prevent users from visiting inappropriate websites, for example keeping young children safe from viewing adult content. You can also restrict the times that each device or guest account can access the internet, by applying scheduled time limits.

Learn more about ASUS AiProtection
AiProtection powered by Trend Micro™ gives you enterprise-level security in the home

ASUSWRT –Easily Control Your Network

DSL-AC88U Annex B features the enhanced, intuitive ASUSWRT user interface, which gives you easy access to both the 3-step web-based installation process and a wealth of robust advanced options.

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  • Products certified by the Federal Communications Commission and Industry Canada will be distributed in the United States and Canada. Please visit the ASUS USA and ASUS Canada websites for information about locally available products.
  • All specifications are subject to change without notice. Please check with your supplier for exact offers. Products may not be available in all markets.
  • Specifications and features vary by model, and all images are illustrative. Please refer to specification pages for full details.
  • PCB color and bundled software versions are subject to change without notice.
  • Brand and product names mentioned are trademarks of their respective companies.
  • The terms HDMI and HDMI High-Definition Multimedia Interface, HDMI trade dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc. in the United States and other countries.
  • The actual transfer speed of USB 3.0, 3.1, 3.2, and/or Type-C will vary depending on many factors including the processing speed of the host device, file attributes and other factors related to system configuration and your operating environment.
  • Actual data throughput and WiFi coverage will vary from network conditions and environmental factors, including the volume of network traffic, building material and construction, and network overhead, result in lower actual data throughput and wireless coverage.
  • Quoted network speeds and bandwidth based on current IEEE 802.11ac specifications. Actual performance may be affected by network and service provider factors, interface type, and other conditions. Connected devices must be 802.11ac-compatible for best results.
  • WPA/WPA2 enterprise is only available on single router, is not available under AiMesh mode.
  • When traditional QoS is enabled, there will be limitations due to the actual Internet service bandwidth and different environment, and there may be a risk of speed reduction.
  • Due to the different power supply requirements on USB external hard disk and 4G/5G Modem device, to ensure that the external device can be used stably, if the USB external device exceeds the standard USB 2.0 (5V/500mA) and USB 3.1 Gen 1 (5V/900mA) power supply requirements, you need to use it with an independent external power supply.
  • If you use the product in conjunction with a third party service, you are responsible for complying with the third party provider's terms and conditions and privacy policy and are also at the risk of such use. ASUS does not provide support or guarantee continuous integration support for products that are not part of ASUS.