A820B-A for compatible with Samsung Galaxy Tab S10 FE+ X620/X626B Detachable Bluetooth Compatible Keyboard Case with Touchpad - Pink 【Detachable Bluetooth Compatible Keyboard】Comes with a detachable Bluetooth compatible keyboard for versatile use, transforming your tablet into a productive workstation. 【Touchpad Functionality】Equipped with a responsive touchpad for enhanced navigation and control without touching the screen. 【Integrated Pen Holder】Features a built-in pen holder that keeps your pen safe and within easy reach. 【Long-lasting Battery】Equipped with a 150mAh lithium battery that provides up to 100 hours of continuous working time and an impressive 100 days of standby time. 【Stable Connection】Utilizes Bluetooth compatible 3.0 technology, providing a reliable connection range of up to 10 meters for smooth operation. 【Durable Construction】High-quality materials and robust key design ensure long service life, with keys rated for up to 5 million clicks. Specifications: Interface: Bluetooth compatible 3.0 Effective operating distance: 10 meters Modulation mode: GFSK Operating voltage: 3.0-4.2V Operating current: