4 USB Ports, Up to 42W Dual USB C and Dual USB A ports meet your familys charging needs with a total output of 42W Max. Built-in protocol chips optimize and speed up charging for all devices. USB Dedicated Charging Port Controller Built in protocol chips recognize the individual devices charging protocols and requirements to optimize charging of your electronic devices for fast and efficient charging of phones, tablets, gaming devices, e-readers and a host of other electronic devices. Matte Finish & Screwless Wall Plate The elegant matte surface enhances modern decor, and the durable thermoplastic housing resists impacts and scratches. Comes with a sleek, screwless wall plate for a seamless, stylish look. Universal Compatibility Compatible with all kinds of USB devices with multiple charging protocols including PD 3.0, Apple Protocols, Samsung Protocols, Huawei FCP, Samsung AFC and Standard BC1.2. Meets a variety of charging requirements to make sure your devices a