(2 in 1 Thunderbolt 4 Cable) Backward compatible with Thunderbolt 3 Cable. USB-A to USB-C and USB-C to USB-C 2 in 1 cable is fully compatible with all your USB C devices, directly connect or charge the device to the latest type-C laptop/charger. Easy to carry and more convenient to use. Compatible with all charger adapters with a USB-C charging port or a USB-A charging port. (E-marker Usb C Cable)The USB C Cable is stably charged by the built-in E-marker chip without hurting the device. The unstable output current is turned into a stable output current through the built-in E marker chip. (Support single 5K/8K or Dual 4K) Display video content to a single monitor in up to 8K@60HZ, or to dual monitors in 4K@60HZ. This USB C to C Thunderbolt 4 Cable can also support daisy-chained function. (Note: Apple devices with M1 chip do not support extended dual screen) (40Gbps Transfer Speed) SANZANG Thunderbolt 4 cable cable with 40Gbps high-speed data
