The Dell Thunderbolt Dock WD22TB4 with 130W Power Delivery can support up to four 4K displays at 60Hz or a single 5K display This docking station features two Thunderbolt 4 ports, one HDMI 2.0 port, two DisplayPort 1.4 ports, one USB-C 3.2 Gen 2/DisplayPort 1.4, three USB 3.2 Gen 1 Type-A ports, and a Gigabit Ethernet port Additional Features: 130W PowerDelivery for Dell systems and 90W for non-Dell systems. Mounting provision for space-saving. Enjoy security features like MAC Address pass-through and remote port-disablement Boost Speaker: Synchronizes your digital life with a remote shutter and microphone to seamlessly accommodate your gadgets, you can easily use its built-in remote shutter to capture wireless selfie shots and utilize its microphone for hands-free calling Easy Pairing: The U Speakers Boost supports Bluetooth & instantly pairs with most Bluetooth enabled devices. Easy to use with effortless pairing for surround sound anywhere