Specification Brand : Lenovo BulletPoint1 : Ports: 3x USB 3.1, 2x USB 2.0, 1x Combo Audio Jack, 1x Gigabit Ethernet. BulletPoint2 : Video Ports: 1x HDMI, 2x DisplayPort. Maximum Operating Temperature - 35° C BulletPoint3 : Max Number of External Monitors: 3. (Dock has the ability to support DisplayPort 1.4 and HDMI 2.0 for max 1 x 4K@60Hz, but the real video output would depend on the system's output). BulletPoint4 : What’s included: ThinkPad USB-C Dock Gen 2; 90W AC Power adapter; Power cord; USB-C Cable. BulletPoint5 : See Description for Complete Compatibility Information. Color : black CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 656942444817 ExternallyAssignedProductIdentifier2 : 0656942444817 HardwareInterface1 : hdmi HardwareInterface2 : displayport ItemName : Lenovo ThinkPad USB-C Dock Gen 2 (40AS0090) (Renewed) ItemPackageDimensions_Height : 9.1141732283465 inches ItemPackageDimensions_Length : 9 inches ItemPackageDimensions_Width : 2 inches ItemPackageQuantity : 1 ItemTypeKeyword : laptop-computer-docking-stations Manufacturer : Lenovo Think Options ModelNumber : 40AS0090JP-cr NumberOfItems : 1 NumberOfPorts : 2 PartNumber : 40AS0090US ProductDescription : This pre-owned or refurbished product has been professionally inspected and tested to work and look like new. How a product becomes part of Amazon Renewed, your destination for pre-owned, refurbished products: A customer buys a new product and returns it or trades it in for a newer or different model. That product is inspected and tested to work and look like new by Amazon-qualified suppliers. Then, the product is sold as an Amazon Renewed product on Amazon. If not satisfied with the purchase, renewed products are eligible for replacement or refund under the Amazon Renewed Guarantee. ProductSiteLaunchDate : 2021-10-12T21:42:44.055Z SupplierDeclaredDgHzRegulation : not_applicable TotalHdmiPorts : 1 TotalUsbPorts : 5 UnspscCode : 43211602 WarrantyDescription : 90 days limited warranty Wattage : 90