SilencerCo O-Ring Pack, Fits 22 Sparrow AC87 Ultra-fast 802.11ac Wi-Fi router with a combined dual-band data rate of 2334 Mbps for smooth up to 4K/UHD video playback, ultra-fast file-sharing of large files and low-latency online gaming. 4x4 MU-MIMO antenna design with AiRadar universal beamforming for unrivaled multi-device performance and wireless signal coverage Built-in USB 2.0 and USB 3.0 ports for up to 10-times faster data transfers to USB storage devices 2, printer sharing, and 3G/4G dongle support. AiProtection with Trend Micro with triple-strength total network security, plus robust parental controls and privacy protection. ASUS AiCloud 2.0 lets you access, sync, share and stream your files anywhere, on any internet-connected device..USB 3.0 port for 10X-faster data transfers than USB 2.0; also includes one USB 2.0 port