Model Number: 21SL Brand Name: SAMSONYSIBOLAN Key Specifications/Special Features: 2.4GHz USB Mini Wireless QWERTY keyboard with TouchPad and backlit2.4GHz wireless connection via the included USB dongle, plug and play. Small and handheld design, innovative shape,perfect for Raspberry Pi 3, Android TV Box , HTPC and PC.QWERTY with 92 keys, wireless keyboard with touchpad supporting multi-touch function, mouse left and right buttons, easy to type and copy/paste3 with useful backlitFour function districts can cooperate seamlesslyand effectively.It is powerful in function: keyboard =traditional keyboard +mouse + gaming controllerit is widely used for browsing web, watching movies ,playing games, home entertainment training educationand meeting presentation

It is broadly applied forRaspberry pi, PC,XBMCPad, Android TV Box, Google TV boxand also most othersin USB connection.

With standard and reliable USB connection, it is easy to use ( plug and use).

It is powered by durable, rechargeable lithium batteryup to several weeks in use.

Features and specifications:
. RF 2.4G connection
. Max distance: 10M
. Scrollbar/multi-touch and multi language supported
. QWERTY 92 keyboards
. Plug-and-play
. Built-in rechargeable Li-ion battery (300mA)
. Size: 146.8*97.5*19mm
. Weight: 110 g
. Charge: DC 5V
. Standby time: about 300 hours