Does not work with all AMD CPU laptops, make sure to check compatibility before purchase. REDURBISHED A-grade Our A Grades are our very best and in near perfect condition. The cosmetic is excellent, and the devices have very little signs of previous use. Grade A products are the perfect alternative for brand new products. Lenovo ThinkPad Thunderbolt 3 Dock (Refurbished) Thunderbolt 3 USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 5 HDMI ports quantity: 1 VGA (D-Sub) ports quantity:1 DisplayPorts quantity: 2 Ethernet LAN (RJ-45) ports: 1 10,100,1000 Mbit/s Cable lock slot (Kensington) Display specifications: • One external monitor – DP: 3840 x 2160 pixels / 60 Hz – HDMI: 3840 x 2160 pixels / 30 Hz – Thunderbolt 3: 3840 x 2160 pixels / 60 Hz – VGA: 1920 x 1200 pixels / 60 Hz • Two external monitors simultaneous – DP1 and DP2 / HDMI: DP1 3840 x 2160 pixels / 30 Hz; DP2 / HDMI 3840 x 2160 pixels / 30 Hz – DP1 and Thunderbolt 3: DP1 3840 x 2160 pixels / 60 Hz; Thunderbolt 3 3840 x 2160 pixels / 60 Hz – DP1 and VGA: DP1 3840 x 2160 pixels / 30 Hz; VGA 1920 x 1200 pixels / 60 Hz – DP2 / HDMI and Thunderbolt 3: DP2 3840 x 2160 pixels / 60 Hz; HDMI 3840 x 2160 pixels / 30 Hz; Thunderbolt 3 3840 x 2160 pixels / 60 Hz – DP2 / HDMI and VGA: DP2 / HDMI 3840 x 2160 pixels / 30 Hz; VGA 1920 x 1200 pixels / 60 Hz – Thunderbolt 3 and VGA: Thunderbolt 3 3840 x 2160 pixels / 60 Hz; VGA 1920 x 1200 pixels / 60 Hz • Three external monitors simultaneous – DP1, DP2 / HDMI, and Thunderbolt 3: DP1 3840 x 2160 pixels / 30 Hz; DP2 / HDMI 3840 x 2160 pixels / 30 Hz; and Thunderbolt 3 3840 x 2160 pixels / 60 Hz – DP1, DP2 / HDMI, and VGA: DP1 3840 x 2160 pixels / 30 Hz; DP2 / HDMI 1920 x 1080 pixels / 60 Hz; and VGA 1920 x 1080 pixels / 60 Hz – DP2 / HDMI, Thunderbolt 3, and VGA: DP2 / HDMI 3840 x 2160 pixels / 30 Hz; Thunderbolt 3 3840 x 2160 pixels / 60 Hz; and VGA 1920 x 1200 pixels / 60 Hz