This is a USB-C male to HDMI cable (2M) which allows you to transmit signals from your new Macbook pro or Chromebook to an HDMI monitor. Besides, there is no need for you to connect the source display to the sink display with an HDMI cable as it is equipped with 5m cable. With this product, you can watch videos or slideshows together on the big screen ?Support USB-C Male input with 2M fixed cable and HDMI Male output ?Support per lane data rates of 2.7Gbps (HBR) and 1.62Gbps (RBR) ?Support content protection of HDCP ?Support HDMI resolution max up to 4kx2k@30HZ ?USB bus power (no external power supply)