1. Dual USB Ports with PD Technology 3.1A: Keep your devices powered on the go with the Earlsdom M77's dual USB ports, supporting Power Delivery technology for fast and efficient charging. The additional Type C port enhances charging capabilities even further. 2. Intuitive LED Display: Stay informed at a glance. The LED display provides clear visibility of your chosen FM frequency, ensuring easy navigation and control for a user-friendly driving experience. 3. 10 Colors LED Rim Light: Elevate your car's interior with the mesmerizing 10-color LED rim light, adding a touch of esthetics and creating a vibrant ambiance for an enhanced driving experience. 4. Wireless Call Answering: Prioritize safety and convenience with wireless call answering. The built-in functionality allows you to handle calls effortlessly, keeping your focus on the road.