BoxWave Cable Compatible with Lenovo Yoga Book C930 (Cable by BoxWave) - SmartDisplay Cable - USB Type-C to HDMI (6 ft), USB C/HDMI Cable for Lenovo Yoga Book C930 - Jet Black : Electronics - Amazon.com
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Amazon.com: Lenovo USA ThinkPad Thunderbolt 3 Dock Gen 2 135W (40AN0135US) Dual UHD 4K Display Capability, 2 HDMI, 2 DP, USB-C, USB 3.1, Black : Everything Else