Suitable for Microsoft Surface Pro 3/4/5/6/7 wireless tablet Bluetooth 3.0 tablet keyboard laptop gaming keyboard Product presentation: Applicable models: Microsoft surface pro3 / 4 / Pro5 / pro6 / Pro7 Bluetooth: Broadcom solution Features: ABS chocolate key core, made of PU ...Suitable for Microsoft Surface Pro 3/4/5/6/7 wireless tablet Bluetooth 3.0 tablet keyboard laptop gaming keyboard Product presentation: Applicable models: Microsoft surface pro3 / 4 / Pro5 / pro6 / Pro7 Bluetooth: Broadcom solution Features: ABS chocolate key core, made of PU leather, high-end atmosphere. Features: Fn combined multimedia function Applicable system: The keyboard size is specially designed for Microsoft Surface pro3 / pro4 / pro5 / Pro6 / Pro7. The keyboard supports all Windows systems, which can be used in many ways; Support protocol: Bluetooth 3.0 / 4.0 / 1.1 Connect the power supply through the USB interface for power supply Lithium battery capacity: 350 Working environment temperature: -10- + 55 Charging time: 2-3 hours Use time: 95 hours Standby time: 60 days Button life: 500 million times Effective operating distance: 10 meters Product