Features: Android 8.1, Smarter and Sweeter: Faster, Smarter and safer, Android 8.1 system combined with Mtk6739 quad-core processor absolutely offers you sweeter operation experience. Android fans all over the world can not wait to take the first taste. 5.85 1440*720P HD+ 18:9 Display: Adopting a 5.85-inch big screen featuring with 18:9 aspect ratio, Elephone A4 enable you to see wider in view yet and still easy to hold with one hand. Ful view display to provides you a big different comfortable viewing feeling and an amazing visual experience. Face Unlock + Fingerprint Sensor: Two methods for unlocking your phone in your daily life, the face unlock function with 128 invisible dots to recognizes your facial feature and unlocking faster, and fingerprint sensor also helps you unlock, dual convenience and protection. Ergonomic and Perfect Design: All-glass design, combined with stainless steel, ergonomic and tough, Elephone A4 looks as a precious artwork,delivering you an unprecedentedly comfortable using feeling for you. Large Capacity of Battery: Equipped with 3000mAh large capacity battery with fast charge, the Elephone A4 phone supports unbelievable longer working time in many usage circumstance, providing you long-lasting security and comfort.