TP-LINK TL-WR740N v6.x

Overview
"1504272740-6.0" and "Rev:1.0sp4" is silkscreened on the board.

Links of Interest

 * TP-LINK TL-WR740N on OpenWrt Wiki
 * SoC: Qualcomm Atheros QCA9533 WiSoC (listed as 560 Mhz on OpenWrt, listed as 650 Mhz here)
 * Flash: Winbond W25Q32FVSIG (4MB)
 * RAM: Zentel A3S56D40GTP-50L (32MB)