One may quite confused about the difference between the 2 routerboad:DR6018 and DR6018-S.As the Absolute Maximum Rating data almost the same as listed below.

Parameter DR6018 DR6018-S Unit Supply Voltage 24V48 24V48V(DC Jack) V Operating Temperature Range -40 to +70 -40 to +70 ºC Storage Temperature Range -45 to +105 -45 to +105 ºC Operating Humidity Range 5 to +95 (non-condensing) 5 to +95 (non-condensing) % )

The difference between these 2 router board(DR6018 and DR6018-S) mostly shown on the Hardware Specifications listed as below. 1.Ethernet Port.The DR6018 have 5 Ethernet Port:1x2.5G,3x1G,1x1G;while the DR6018-S have 2 Ethernet Port:2x1G.

2.USB /header.The DR6018 equipped with 1x USB 2.0 Port;while the DR6018-S equipped with 1x USB 3.0 Port(Option).

3.DC Jack.The DR6018 equipped with 24V power supply;while the DR6018-S equipped with 24V~48V power supply.

4.DDR.The DR6018 equipped with 1GB DDR;while the DR6018-S equipped with 256MB~512MB DDR.

5.Dimension. The size of the DR6018-S is smaller than DR6018.

See below the compare form for your reference. Symbol DR6018 DR6018-S CPU Qualcomm-Atheros IPQ6010 Qualcomm-Atheros IPQ6010 CPU Frequency Quad-core ARM 64 bit A53 @1.8 GHz processor Quad-core ARM 64 bit A53 @1.8 GHz processor System Memory 1GB (2x 512MB) DDR3L 16-bit interface with 32-bit memory bus design 1GB (2x 512MB) DDR3L 16-bit interface with 32-bit memory bus design Ethernet Port 1 x 1Gbps Ethernet Ports & POE3 x 1Gbps Ethernet Ports , 1x 2.5Gbps Ethernet Port 1 x 1Gbps Ethernet Ports & POE 1x 1Gbps Ethernet Ports NGFF Slot M.2 (NGFF) “E Key” Socket with MiniPCIe 3.0 M.2 (NGFF) “E Key” Socket with MiniPCIe 3.0(For WiFi Module) SD Card Slot 1x SD Card Slot 1x SD Card Slot(Option) USB /header 1x USB 2.0 Port 1x USB 3.0 Port(Option) POE 24V48V passive POE/Active POE(Suport 802.3bt) 24V48V passive POE/Active POE(Suport 802.3bt) DC Jack 24V power supply 24V48V power supply LED header FFC/FPC Connector 2.0 pitch pin header Serial Port 1x Serial Port 4 Pin Connector 1x Serial Port 4 Pin Connector Wireless On-board 2x2 2.4GHz MU-MIMO OFDMA 802.11b/802.11g/802.11n/802.11ax, max 23dBm per chain On-board 2x2 2.4GHz MU-MIMO OFDMA 802.11b/g/n/ax, max 23dBm per chain On-board 2x2 5GHz MU-MIMO OFDMA 802.11a/n/ac/ax, max 20dBm per chain On-board 2x2 5GHz MU-MIMO OFDMA 802.11a/n/ac/ax, max 20dBm per chain 4 x MMCX Connectors 4 x MMCX Connectors Bluetooth optional
Nor Flash 8-32MB(normally is 8MB) 8MB Nand Flash 256MB 256MB DDR 1GB 256MB512MB Dimension 185mm x 116mm 125mm x 105mm x 20mm

Click the links below for more information about DR6018 and DR6018-S.

https://www.wallystech.com/Routerboard/DR6018V4-wifi6-Qualcomm-IPQ6010-IPQ6018-FAMILY-2T2R-2.5G-ETH-port-supporting-5G-celluar-Modem-802-11AX-MU-MIMO-OFDMA.html

https://www.wallystech.com/Routerboard/DR6018-S-V02-wifi6-Qualcomm-IPQ6010-2T2R-2-GE-port-supporting-QCN9074-wifi-card-802.11AX-MU-MIMO-OFDMA.html

Wallys Communications (Suzhou ) Co., LTD is mainly engaged in the research and development and production of wireless communication products,such as Routerboard,Network Card,Industrial Wireless AP,Antenna etc.OEM/ODM/JDM services for customers supported.

With our experienced R&D engineer team,which with a demonstrated history of working in the wireless industry,you can explore the project with RF and embedded communications,network protocol,firmware,openwrt,linux system,development,analog and Digital Circuit Design,Network Processors,Power supplies,PCB design and layout with us. Welcome to email us for more information. Email:sales1@wallystech.com https://www.wallystech.com/