A retro telephone receiver design meets a stylish smartphone. High-quality microphone and speaker.No charging, no pairing, just plug and talk. Optimized for video calls (Zoom, Teams, and FaceTime). Works with any USB-C device (Smartphones, Laptops, Tablets). Compatible with iPhone 15 and later (Not compatible with Lightning connector). Comfortable grip reduces hand strain during long calls.Keeps your smartphone away from your face (reducing exposure to radiation). Built-in pick up and hang up button. You can also customize your logo on it.