Microsoft Universal Foldable Keyboard for iPad iPhone Android Devices and Windows Tablet:International QWERTY Layout

Connectivitive Connection technology: Wireless Device Interface: Bluetooth Bluetooth version: 4.0 Wireless Range: 10 m Size and Weight Width: 125 mm Depth: 295 mm Height: 5.3 mm Weight: 180 g Energy Management Power supply : Battery Charging Source: USB Battery Capacity: 165 m – Ah Battery technology: Lithium ion Battery type: Flush Battery voltage: 3.7 V Environmental conditions Operating temperature range: 0-40 c Temperature range:-40-60 c Package Contents Cables included: USB Design Product color: Charcoal Housing: No : Performance Compatibilit Brand: Universal Compatibility: i – Pad i – Phone Android Windows tablets Windows Phone Keyboard language: English number of keypad buttons: 77 Spot welding Device: No keyboard Numeric: No Mobile operating system supported: Android 4.3 Android 5.0 i – OS 7.0 i – OS 8.0 Windows operating system supported: Windows 8 Windows 8.1 operating time of the keys: 5 million million characters