Features a 6.5″ Infinity-O Display, a refined and stylish design, and a Quad-Camera System. Immerse yourself in the crisp detail and vivid colour in the Full HD+ screen, powered by Super AMOLED technology. The Main Camera boasts a large 48MP, so your memories can stay crisp and clear. The battery is powerful and long-lasting, with a capacity of 4,000mAh. This should keep you going throughout your day, and with Fast Charging capabilities, you won’t need to wait around for long for a full charge. The Octa-core processor and 4GB of RAM deliver a smooth and efficient experience. 128GB internal storage is more than enough to store multiple apps, photos, documents and data. Expansive storage is available with up to 512GB using a MicroSD card. Galaxy A51 includes high-tech biometric authentication. The On-Screen Fingerprint Scanner gives a fast recognition, to the registered fingerprints. Samsung Knox will protect your phone and data from malware and malicious threats.