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*Maximum values depend on the laptop, operating system, power supply and simultaneous display arrangement. They are not universal promises.

What mattersStarTech DKT30CSDHPD3StarTech DKT30CSDHPD3Choose a dock aboveChoose a dock above
Laptop connectionUSB-C with DisplayPort Alt Mode
Display technologynative
Maximum displays*1
Power to laptop (W)*88
HDMI sockets1
DisplayPort sockets0
Display conditionsSingle HDMI: 4K30 or documented 3440×1440 at 60Hz
Mac requirementsCompatible Mac USB-C video port required
Windows requirementsCompatible Windows USB-C video port required
Wired networkGigabit Ethernet
USB peripherals2 USB-A 5Gbps; multifunction USB-C data/power input
Before buying4K HDMI is limited to 30Hz. 100W input leaves up to 88W for the laptop. USB-C accessory port shares data and charging roles. MicroSD requires a separate SD adapter.
Current listingCheck on Amazon