ASUS RT-AC52U

Overview
Great-value wireless router for home and cloud use

The ASUS logo, "1244-01000923-50U", and "U REV 2.30"
 * is silkscreened on the board in the FCC photos.

The test report states the manuf. as Datamax Electronics (DongGuan)
 * This is presumed to be an Edimax P/N (1244-)

Future support may be available with (?)
 * The bootloader used is assumed to be U-Boot (NAND/UBI)

Default SSIDs are per the FCC manual.
 * Concurrent dual-band, 2x2 (300Mbps [11n] max.) @ 2.4GHz,
 * 1x1 (433Mbps [11ac] / 150Mbps [11n] max.) @ 5GHz

Reviews

 * Asus RT-AC52U On FoxNetwork

Forum threads

 * On SmallNetBuilder (EN)
 * On IXBT (RU)

Misc

 * MediaTek News - MediaTek First to Bring 802.11ac 1T1R

Pictures
Retail Images 

Additional specifications

 * USB functionality: 3G/4G connectivity, printer sharing, network storage
 * Multiple SSIDs: up to 6 (3x 2.4 GHz, 3x 5 GHz)
 * Dimensions (W x D x H): Dimensions::187 mm x 145 mm x 25 mm
 * Weight: Weight::270 g

Probable used PSU(s)
The power supply shown in the FCC external photos is a
 * DVE DSA-12PFA-09 FUS 120100.

Build info
per ASUSWRT source (per an older target.mak revision on the asuswrt-merlin github) export RT-AC52U := IPV6SUPP=y HTTPS=y MIPS32=r2 RALINK=y BBEXTRAS=y USBEXTRAS=y EBTABLES=y SAMBA3=y MODEM=y MODEMPIN=y PARENTAL2=y ACCEL_PPTPD=y PRINTER=y USB="USB" APP="network" AUTODICT=y LANWAN_LED=y SHP=y BUILD_NAME="RT-AC52U" RTAC52U=y NTFS3G=y BECEEM=y ODMPID=y WEBDAV=y CLOUDSYNC=y BTN_WIFITOG=y UBI=y UBIFS=y PSISTLOG=y DUAL_TRX=y LED_ALL=y NEW_RGDM=y EXT4FS=y RA_SKU=y \ BOOT_FLASH_TYPE=NAND \ DRAM=128M \ SECOND_IF=MT7610 \ EXTRA_KERNEL_CONFIGS="MT7620_BAUDRATE=115200 RT2880_DRAM_128M=y UBOOT_CMDLINE=y EXTERNAL_PA_EXTERNAL_LNA=y"
 * 1) MTK platform, linux-2.6.36.x
 * 2) Valild option for BOOT_FLASH_TYPE are shown below:
 * 3) NOR, SPI, NAND
 * 4) Valild option for DRAM are shown below:
 * 8M, 16M, 32M, 64M, 128M, 256M
 * 1) Valid option for SECOND_IF are shown below:
 * 2) NONE, MT7610
 * 3) RT3092, RT5392, RT5592, RT3593, RT3572, RT5572 (TBD)
 * 1) RT3092, RT5392, RT5592, RT3593, RT3572, RT5572 (TBD)