Tp-Link TL-WR820N 300Mbps Wireless N Speed. TP Link TL-TL820N Wireless Internet Connection, TP Link Router For Mobile, TL820N Wifi Routers with 300mbps wireless transmission rate. Compatible with IPv6 with Security protocols.
IPv6 CPE and home routers support
Top 5 IPv6-ready wireless routers - CNET
How to Disable IPv6 Support in Your Router Settings | Avast