Description
UGREEN 30389 Thunderbolt 4 USB-C to USB-C Cable
Model 30389 is a 0.8 meter USB-C to USB-C cable rated for Thunderbolt 4 performance: up to 40Gbps data, up to 100W power delivery, and high-resolution video in a braided, wear-resistant jacket with anodized aluminum connector housings.
Data, video, and charging
40Gbps throughput is stated as roughly four times faster than USB 3.1 Gen 2; marketing copy cites moving 10GB of media in about 5 seconds under ideal conditions. Video support includes up to 8K at 60Hz on a single display, or two 4K displays at once. Power Delivery delivers up to 100W at 20V/5A maximum and supports fast-charge protocols including PD; one claim notes about two hours to fully charge a MacBook Pro.
Compatibility
Backward compatible with Thunderbolt 4, Thunderbolt 3, USB4, USB 3.2/3.1/3.0, USB-C Gen 1/2, and USB 2.0. Suitable for MacBook Pro, iMac, iMac Pro, MacBook Air, Windows Thunderbolt 3/4 laptops and PCs, Thunderbolt docking stations, high-speed storage, and peripherals. Thunderbolt 3 and USB4 gear can be used for daisy-chaining drives, docks, and displays where the host and devices allow it.
Reliability
Intel certified Thunderbolt 4 cable with built-in over-voltage, over-current, short-circuit, and over-temperature protection for safer daily use.



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