TP-LINK TL-WR810N v2.x

Overview
"2050500737" and "1617" is silkscreened on the main board.

Links of Interest

 * TP-LINK TL-WR810N on OpenWrt Wiki
 * v1.0 (US) - Flash: 8MB, RAM: 64MB, 1x USB 2.0 port
 * v1.1 (EU) - Flash: 8MB, RAM: 64MB, 1x USB 2.0 port
 * v2.0 (US) - Flash: 8MB, RAM: 32MB, No USB 2.0 port