?WHAT'S INCLUDED?: Get ready to enjoy the convenience of an 18-in-1 Thunderbolt 3 dock packed with features. This package includes an efficient 65W power supply, a reliable Thunderbolt 3 charging cable, a comprehensive user manual for effortless setup, a 12-month manufacturer's warranty for added assurance, and our friendly and attentive customer service to cater to all your needs. ?Unleash the Power of Optical Audio Transmission?: Harness the power of optical audio transmission with the HOPDAY Thunderbolt 3 DOCK. By utilizing the optical audio connection, you can achieve high-quality, lossless audio transmission, ensuring that every note, every beat, and every sound is delivered with pristine clarity and precision. Immerse yourself in the full spectrum of audio fidelity and embrace a truly immersive soundstage. ?Power for Your Devices?: With the secondary Thunderbolt 3 port on our charger, you can power up all your downstream devices effortlessly. This port delivers a generous 65W of power, empowering your devices to stay charged and ready to use whenever and wherever you need them. Say goodbye to the frustration of running out of power and embrace the convenience of having all your devices energized with just one charger. ?Versatile Connectivity for Stunning Visuals?: Elevate your display setup with the flexibility to connect and enjoy the brilliance of up to two 4K @ 60Hz monitors (4096 x 2160, 30-bit). Seamlessly connect your monitors via the DisplayPort and Thunderbolt 3 / USB-C connector, expanding your visual experience and immersing yourself in high-resolution content with vibrant colors and remarkable detail.The M1 chip restrict laptops or desktops to extend or mirror only one external video display. [18 PORTS OF CONNECTIVITY]: 2x Thunderbolt 3 40 Gb/s, 1x DisplayPort 1.2, 2x USB-A 3.2(10 Gb/s) and 1 USB-C 3.2 (10 Gb/s), 1x USB-C 3.1 (5th Gb/s data), 1x USB-A 3.1 (5 Gb/s data), 4x USB-A port, 1x Gigabit Ethernet, SD/TF, Optical audio (S/PDIF), 3.5 mm stereo audio in and Output, 65W DC power.