... accept 5.Good Service Descriptions:Keys layout: 85 keysWorking way: Bluetooth wirelessOps distance: 10metersCharacteristics: Medical Silicone material,power saving,waterproofing,dustproofing ... : YesCertificate: FCC,CE,ROHS,SRRC 1) made for iPad use Bluetooth technology,10m operating distance .made of silicone, environmentally protective and ...