【USB-C Male to Dual USB-C Female Cable】This USB-C to dual USB-C female cable provides two USB-C ports, easily connecting your USB-C peripherals to your new USB-C enabled devices. The USB-C splitter lets you listen to music with headphones and fast charge simultaneously. 【PLEASE NOTE THE LIMITATION】The C-splitter does NOT work for monitors; it may not support QC for some newer phones. We recommend using a PD wall charger for faster charging speeds. NOT for monitor display, does NOT work with HDMI cable, Apple Watch. This is a USB-C female to USB-C male adapter designed for data transfer and will NOT support video signal transmission. 【PD 60W Fast Charging】The USB-C splitter supports up to 60W PD charging, constructed with a double-braided exterior and aluminum alloy housing to ensure it doesn't wear out over time. NOTE: Our USB-C adapter supports PD fast charging, but Samsung uses QC fast charging protocol, so it cannot support Samsung's fast charging. 【USB-C Splitter】With this Type-C splitter, connect USB-C headphones, USB-C mouse, USB-C keyboard, USB-C flash drive, USB-C card reader, etc., to your USB-C device. You can also connect your USB-C hard drive (requires connecting external power). Does NOT support monitor display, does not work for Moto Z.