The A4Tech Fstyler FBK30 Bluetooth & 2.4G Wireless Keyboard combines versatility and quiet typing in a sleek, round-key design. You can connect up to four devices : three via Bluetooth and one via its 2.4G nano USB receiver giving you seamless switching across phones, tablets and computers. Its patented QuietKey technology ensures ultra-low noise, making it ideal for shared or quiet environments. The compact, low-profile build saves space and even includes a cradle to hold your smartphone or tablet at a comfortable angle while you type. Long battery life (up to 24 months on a single AA battery) keeps you powered without frequent changes.