1、4000mAh Battery: Unlocked cellphone is equipped with an above average 4000mAh battery, which lasts longer than expected, and intelligent and thoughtful AI battery management can reduce excessive cache to save more power, thus extending standby time. 2、6.53inch IPS Screen: Face unlocked smartphones feature a 6.53inch IPS Ultra HD screen for a clearer viewing experience, as well as extraordinary vibrant colors and striking clarity, allowing you to explore every detail. 3、For Android 11 System: 6.53in smartphones are equipped with the latest for Android 11 system, up to 2.0GHz, with 12nm processor. The architecture runs multiple applications with enough fluidity and responsiveness to meet your productivity and entertainment needs. 4、Dual SIM Dual Standby: 6.53in cell phones support internet frequency band, GSM850/900/1800/1900MHz, 3G: WCDMA850/2100MHz, dual SIM dual standby, three card slots (two Nano sim cards and one TF card can be installed at the same time) TF card supports up to 128G. 5、Dual Cameras: 4GB 64GB smartphones have two cameras, 13MP rear camera and 8MP front camera with LED flash, you can further edit your photos with filters, expression or other techniques, and it only takes a second to unlock the phone with your face. Item Type: Face Unlocked Smartphones Material: ABS,LCD System:For Android 11 Supported Language: Multi Language Support CPU: MT6580a Memory: 4GB RAM+64GB ROM Hard Disk: Maximum Support 128g TF Card Display: 6.53 Inches BT: Support Touch Screen (resolution): IPS HD Drop Screen I/O:1 x 3.5mm Headphone Port,1 x Micro USB Speaker: Single Speaker Vibration Motor: Support Microphone: Support WIFI: External High Performance, Low Power Consumption 2.4g, WIFI+b/t/n, Support 802.11a/b/g/n Internet Standard: 2G:GSM850/900/1800/1900mhz; 3G:WCDMA850/2100, Dual SIM Dual Standby Card Slot: Three Card Slots (two Nano SIM Cards and One TF Card Can Be Installed at the Same Time) Gravity Sensing: Support Distance Sensing: Support GPS: Support Glonass: Support Camera: Front 800w + Rear 1300w, with Led Flash Other Features: Face Unlock Battery Specification: 4000mah (included), Model: Lithium Battery 1 x Face Unlocked Smartphones 1 x Phone Case 1 x Protective Film 1 x Adapter 1 x Data Line 1 x 3.5mm Earphone 1 x User Manual