Features 1Wide Compatibility: This wireless projection keyboard and mouse is compatible and supports for Android operating systems with Bluetooth 3.0 or higher. It is a great alternative keyboard for smartphone, tablet, and laptop users. 2Wireless Connectivity: The Bluetooth connected keyboard provides a true wireless experience. With a long lasting battery that can operate for up to 2 hours, you can enjoy the convenience of a full size keyboard, no matter where you are. 3Full Size Keyboard and Mouse: Experience seamless typing without any obstacles using the full size keyboard and mouse. Replying to long emails on mobile keyboards can be challenging and cause eye fatigue. This wireless projection keyboard is clear and bright, with precise touchpad functions. 4Quick and Simple Setup: Setting up is extremely easy and takes just a few seconds. Simply connect the virtual keyboard projector to your device, and press the power key to begin projecting a holographic keyboard and mouse. 5Portability: With its lightweight and compact design, this virtual keyboard is great for business trips. Maximize your small phone screen into a full functional keyboard with this portable device. Specification Item Type: Wireless Projection Keyboard Material: ABS Color: Black Battery Type: Built in 700mAh lithium ion battery (included) Keyboard Layout: QWERTY layout Key Spacing: Approx. 19mm/0.7in Keyboard Size: Approx. 78x40mm/3.1x1.6in Best Keyboard Position: About 90mm/3.5in from device Projection Plane: Non reflective, opaque plane Recognition Rate: Over 350 characters per minute Operating Plane: Any solid plane Bluetooth: V3.0, HID Profile Ver 1.0 Frequency: 2402 to 2480MHz Channel: 79 Modulation Mode: GFSK Package List 1 x Virtual Keyboard 1 x Charging Cable 1 x User Manual