CompatibilityThis case is compatible with Samsung Galaxy Tab A7 10.4'' (2020) Tablet model SM-T500/T505/T507. It will NOT work for any other model device High-Precision TrackpadBuilt-in touchpad with Control of Pointing Feature, makes it great for turning on APPs, clicking, sliding up/down, zooming in/out and viewing Multiple Viewing AnglesThe removable keyboard is used as part of the stand for the tablet. Support 3 viewing angles and built in anti-slip grooves. Move the keyboard forward or backward along the cover of the case, you can adjust the angle of the tablet to your preference Dual ProtectionDurable PU leather cover and anti-slip rubber-lined interior provide full protection for your tablet. Soft flexible TPU back shell protect for Samsung Tab from shocks, drops and impacts. Support auto sleep/wake function by CASE ONLY mode Turn Your Tablet into A LaptopReal hard laptop style keyboard with high end ABS material. Not cheap silicone keyboard as other cases in market. A spring mechanism underneath each key ensures a tactile response with every stroke, helping you to type faster and with less error than on a touchscreen Specifications: Bluetooth-compatible version: Bluetooth-compatible 3.0 (upward compatible with Bluetooth-compatible devices 3.0/4.0/5.0/5.1) Effective distance: 10 meters Standby time: 100 days Continuous working time: not less than 100 hours Charging time: 2-3 hours Battery type: lithium polymer battery Lithium battery capacity: 280mAh Lithium battery life: 2 years Key life: 3 million clicks Modulation mode: GFSK Operating voltage: 3.0-4.2V Operating current: 4-8mA Standby current: