Manhattan Small Bluetooth Wireless Keyboard – Dual Modes of 2.4G Bluetooth 4.2 – Connects Up To 3 Devices – Slim Mini Size – for Tablet, Mac, iPad, Apple, Android, Windows | Black Key caps Dual Mode Keyboard: Has Bluetooth 4.2 and 2.4G wireless connection technology. Can connect up to 3 devices at same time: : two through Bluetooth and one through the USB receiver. Ultra Slim and Light: Thin light portable ergonomic keyboard with 12 multimedia function keys and with convenient keys. Power Saving: Has Auto-power management and handy on/off switch lengthen battery life up to 1.5 years Widely Compatible: Universally compatible with Tablet, Mac, iPad, iPhone, phone, laptop, PC, Windows, IOS, Mac OS, and Android. Package includes the keyboard, USB-A receiver, 2 AAA batteries, quick instruction guide.