1、6.6in Ultra HD Screen: The unlocked phone adopts 6.6in ultra HD screen and FHD HD screen. 2280 x 3200 resolution. Not only brings a broader visual experience, but also has extraordinary bright colors and amazing clarity, allowing you to explore every detail and maximize your visual experience. 2、5500mAh Lithium Battery: Smartphone lasts longer than you might expect. 20 hours of talking, 18 hours of listening to music, 6 hours of playing games, etc. Intelligent and thoughtful AI battery management can reduce excessive cache to save more power, thus extending standby time. 3、HD Image: 24MP rear camera and 8MP front camera, you can use filters, emoticons or other technologies to further edit your photos, face unlock phone in just 1 second. 4、Fast Connection: Can connect to 2.4G 5G dual band WIFI, make your office entertainment more relaxed. Bluetooth 5.0 makes the connection more smooth. With the function of radio tuning, and the chip has the most advanced GPS navigation, let you travel without worry. 5、Support Network Band: Support for 2G network GSM 850 900 1800 1900, 3G network WCDMA 850 1900 2100, 4G network band FDD LTE B1 2 3 4 5 7 8 20 28A 28B, TDD LTE B38 B39 40 41 call network band. The SIM card is fully unlocked, but the local network carrier must support the SIM card. Before purchasing the SIM card, check with the SIM card carrier whether the SIM card supports the network frequency band of the SIM card. Item Type: Smartphone Material: Metal, Electron Weight: Approx. 448g / 15.8oz Model: S23 Ultra Color: Light Blue Screen Size: 6.6inch FHD HD Rear Cover: High End Glass Built In All In 1 Chip: MT6735 Quad Core CPU System: For Android 10.0 Support Language: Multi Language Network System: 2G Network GSM: 850 900 1800 1900, 3G Network WCDMA 850 1900 2100, 4G Network Band FDD LTE B1 2 3 4 5 7 8 20 28A 28B, TDD LTE B38 B39 40 41 Resolution: 2280 x 3200 Running Memory (RAM) : 4GB Phone Memory (ROM) : 64GB Features: Face Recognition, With WIFI BT FM GPS WIFI: 2.4G 5G Dual Band Interface: 1 x Type C (Charging Headphone Port Sharing) Hard Disk Storage: Maximum Support Memory Card Expansion 128GB (Not Included) Card Slot Type: 3 Card Slots (2 SIM Cards And 1 Memory Card Can Be Installed Simultaneously) Front Camera: 8MP f/2.0 Aperture And A Fixed Focal Length Rear Camera: 24MP (Color, f/1.8 Aperture) Auto focus Battery Type: Built In 5500mah Lithium Battery (Including) 1 x Mobile Phone 1 x Earphone 1 x Charging Plug 1 x Charging Cable 1 x Mobile Phone Case 1 x Mobile Phone Protective Film 1 x Card Pin 1 x Handwriting Pen 1 x Instruction In English