WG3526-4G EC25A is using MTK7621 solution, up to 880MHz. It supports 5*10/100/1000M RJ45 port, 1*USB 3.0, 1* internal PCI-E interface, 1*Micro SD Card, SATA3.0 and so on.
It is compatible with IEEE802.11AC/N/G/B/A wireless network protocol. The max wireless transfer rate up to 1200Mbps. The external 4 pcs 5dBi antennas can make good wireless performance and broader coverage
Spec:
New dual-core network chipset MT7621, up to 880MHz
Provides 5* 10/100/1000Mbps RJ45 ports
Provides 1* external USB 3.0 Provides 1* PCI-E interface to supports 3G/4G
Provides 1* Micro SD Card
Compatiable with IEEE IEEE802.11AC/N/G/B/A wireless standard
Wireless transmission rates is up to 1200Mbps
4G network band (EC25-A Mini PCIe)---For USA/CA/Mexico countries.
FDD LTE: 1900Mhz(b2)/1700Mhz(B4) /850mhz ( B5)700Mhz(B12)
UMTS: 1900(B2)/1700Mhz(B4)/ 850Mhz(B5)
latest MTK wireless solution ,the MT7621 , the clock frequency is as high as 880MHZ, provide 5 gigabit Auto MDI/MDIX Ethernet port, 1 ×USB 3.0 port, 1×SIM card slot, 1×PCI-E ,1×Micro SD card ,1× SATA 3.0
Support IEEE802.11AC/N/G/B/A wireless protocol, max wireless rate could be 1200Mbps, 4×5Dbi high gain antennas, perform better and cover larger
DDR3 RAM 512MB SPI FLASH 16MB OpenWRT (14.07)
the 4G netwokr band For USA/CA/Mexico countries.
Openwrt version and support 4G sim card with External antenna