2 in 1 Mouse and Keyboard - English QWERTY keyboard layout, the mouse and keyboard are combined in one, which makes operation easier and faster. Easy to Carry - Small and stylish wireless bluetooth keyboard, it's easy to carry and can be easily loaded in pockets and pockets. Two Connection Methods - This keyboard has two connection methods, wired connection or wireless Bluetooth connection, practical and beautiful. Voice Broadcast Function - Simple and convenient, press and hold Fn K on the keyboard to start the voice broadcast function. Compatible Devices - Pair your devices via Bluetooth, compatible with Windows XP / VISTA / 7/8, Windows Phone, IOS4 / 5/6 Android 3.1 or higher, OS X; Applicable devices: mobile phone, tablet PC, laptop with bluetooth This Bluetooth wireless virtual keyboard is a laser projection keyboard compatible with your desktop, laptop, smartphone or tablet. Projects a red keyboard onto a flat surface for quick and accurate data entry Simple connection via Bluetooth 2.0 HID profile or USB battery, mouse mode supported. Connection via Bluetooth or USB cable (included). Fast and accurate data entry and English QWERTY keyboard layout. Recognition rate over 350 characters per minute and low power consumption Compatible with Windows, iOS, Android. The latest sensor module detects the position and movement of your fingers. Specification: Light source: red laser diode Keyboard layout: About 19MM pitch, QWERTY keyboard layout Keyboard size: 110mm (H) * 250mm (W) Keyboard position; 100 mm from the bottom of the emitter Projection surface: no reflective, opaque surface Recognition rate: 350 words / minute Control surface: Any flat surface Working environment: 0 ~ 35 C / 90% RH Storage environment: -5 ~ 35 C / ~ 90% RH Size (mm): 38mm x 75mm x 18mm Weight (g): 61 g External power supply: USB power supply / under 5 V 1A Battery & capacity: Lithium polymer battery, 1000 mAh (MAX) at 3.7 V. Battery life: 120 minutes Battery charging time: 200 minutes USB interface: USB 1.1 & 2.0, USB HID Ver. 1.0 Bluetooth: V3.0 (Class 2), HID Profile Ver. 1.0 Frequency range: 2402-2480 MHz Channel: 79 Modulation: GFSK Packing include: 1 * laser keyboard 1 * USB data line 1 * user manual This Bluetooth wireless virtual keyboard is a laser projection keyboard compatible with your desktop, laptop, smartphone or tablet. Projects a red keyboard onto a flat surface for quick and accurate data entry Simple connection via Bluetooth 2.0 HID profile or USB battery, mouse mode supported. Connection via Bluetooth or USB cable (included). Fast and accurate data entry and English QWERTY keyboard layout. Recognition rate over 350 characters per minute and low power consumption Compatible with Windows, iOS, Android. The latest sensor module detects the position and movement of your fingers. Specification: Light source: red laser diode Keyboard layout: About 19MM pitch, QWERTY keyboard layout Keyboard size: 110mm (H) * 250mm (W) Keyboard position; 100 mm from the bottom of the emitter Projection surface: no reflective, opaque surface Recognition rate: 350 words / minute Control surface: Any flat surface Working environment: 0 ~ 35 C / 90% RH Storage environment: -5 ~ 35 C / ~ 90% RH Size (mm): 38mm x 75mm x 18mm Weight (g): 61 g External power supply: USB power supply / under 5 V 1A Battery & capacity: Lithium polymer battery, 1000 mAh (MAX) at 3.7 V. Battery life: 120 minutes Battery charging time: 200 minutes USB interface: USB 1.1 & 2.0, USB HID Ver. 1.0 Bluetooth: V3.0 (Class 2), HID Profile Ver. 1.0 Frequency range: 2402-2480 MHz Channel: 79 Modulation: GFSK Packing include: 1 * laser keyboard 1 * USB data line 1 * user manual