Aluminium 34-Key Wireless Numeric Bluetooth Keyboard Keypad for Windows/iOS/Android - Black •This BT numeric keypad is portable,ideal for business use. Aluminium pad and ergonomic tilt design is durable and comfortable to use. Built-in battery keeps a long-time use. It supports Windows,iOS,Android systems. •Aluminium Numeric Keyboard •: The wireless keyboard is in sleek style. Solid aluminium coating and ergonomic tilt design make it durable and comfortable to use •Rechargeable Battery •: With built-in 110mAh rechargeable battery,the keyboard has 2 months standby time •Lightweight and Portable •: Using space aluminium material,the numeric keyboard is more lightweight and durable. You can put it into your bag and carry it for business trip •X-Scissors Design •: Being dustproof and anti-fingerprint,the BT keyboard keeps decent all the time. It is mute and comfortable to type. 3-5 millions times strikes ensure longer use •Bluetooth 3.0 Connection •: It is easily connected with Mac or laptop via BT 3.0. stable and faster connection is guaranteed •Wide Compatibility •: Widely compatible with BT-enabled OS,such as Windows,Android system laptop,PC,tablet,iPad and Macbook Specification: •Material: Aluminium alloy + ABS •Supported system: Windows,iOS,Android •Key numbers: 34 keys •BT: BCM20730 •BT version: BT3.0 •Key stroke: 5 millions •Response time: 5 millisecond •BT transmission distance: 10m/33ft •Current: 2mA/3.7V •Battery: Built-in lithium battery •Battery capacity: 110mAh •Charging time: 2 hrs •Using time: 50 hrs •Standby time:＞2 months •Item size: 14.6 * 11.4 * 0.9cm/5.75 * 4.49 * 0.35in(L * W * H) •Item weight: Approx.126g/4.44oz Package included: •1 x Wireless Numeric Keyboard •1 x USB Charging Cable •1 x User Manual (English,Japan,Germany,French,Spanish,Italy)