Check the listing for details. US Robotics USR3510 128Mb RS-232 Cellular 3G Wireless Router. Condition: New. Listed at 299.00 USD. US Robotics USR3510 128Mb RS-232 Cellular 3G Wireless Router. OverviewThe US Robotics Courier M2M 3G Cellular Gateway provides LAN to WWAN routing and GPS functionality in a single device certified on all major 3G cellular networks. An embedded serial port allows quick implementation for a wide variety of serial based systems already out in the field making it ideal for M2M Serial applications including remote maintenance and control, point of sale, monitoring, and automation. The Courier Cellular Gateway is simple to configure locally or remotely from your PC, tablet or smartphone with the cloud based GUI allowing fast implementation - reducing customer costs significantly and lowering the entry barriers to a wide range of M2M solutions and an easier transition from analog to cellular. USRobotics' cellular modems and gateways continue to offer reliable, secure connections for mission critical applications - now for both GSM and CDMA networks allowing more flexible and cost-effective global solutions. SpecificationsModel Number: USR3510Brand: US RoboticsAlt Part Number(s): USR3510Product Type: Router Technical DescriptionBrand: US RoboticsModel: USR3510Antenna Qty: 2Installed Size: 128 MBConnector Type: RS-232Interface Type: Gigabit EthernetOutput Voltage: 208 - 230 V ACProtocols: Web, SNMP, TelnetHumidity Range Operating: 5 - 95% (non-condensing)Max Operating Temperature: 158 °FMin Operating Temperature: -22 °FHeight: 1.8"Width: 4.5" Depth: 4.1" * Product descriptions and part numbers are subject to change, and may not reflect manufacturer product changes. Please check the manufacturer's website and use the item's manufacturer part number to find the most up to date product description. SHIPPING CHARGES ARE NOT REFUNDABLE We do ship international after complete verification. “Please read the following before buying” COMPATIBILITY ISSUE We cannot guarantee compatibility with your hardware or software. Please check at your end or e-mail us if you have any compatibility issue before ordering. DOMESTIC SHIPPING TIMINGS Although we try to ship all orders same day but due to higher volume some domestic Standard Ground Shipping Orders may take 1-2 business days to process. Depending upon your location Ground Orders may take 2 -7 Business days to deliver. FOR INTERNATIONAL ORDERS International orders may be subject to local customs and duties, for which Buyer is solely responsible. To prepare item and documents for international shipping, allow 2-4 business days before item will be shipped. We are not responsible for any customs or Shipping Carrier Delays. We do not undervalue Invoices or ship as a gift. We are not responsible for any damages to the goods while in transit. ITEM IMAGES Images shown in the listing may not be the stock photos but for item representation only.