- USB 3.0 port.
- SD card slot.
- Excellent QoS features.
- Up to 450 Mbps on both bands.
- Remote access to connected USB device and SD card.
- Runs hot.
- Doesn't offer 802.11ac .
- Below average performance.
- Relatively short range, especially on the 5GHz band.
The D-Link DIR-857 HD is capable of transfer rates of up to 900Mb/s on the 2.4Ghz and 5Ghz bands and it features two USB 3.0 ports for quick NAS-to-PC file transfers as well as a built-in SD card reader for quickly sharing data such as photos and movies.