KM-909 2.4GHz Wireless Multimedia Keyboard + Wireless Optical Pen Mouse with USB Receiver Set for Computer PC Laptop, Random Pen Mouse Color Delivery(Black) EVAWGIB The input interface

The input interface

Built-in stereo speaker and headset: built-in 8 ohm x2W speaker x2

Two hosts share one set of keys

listening to music and learning

used as sound signal amplifying switcher for four-channel signal input and two-channel signal output

KM-909 2.4GHz Wireless Multimedia Keyboard + Wireless Optical Pen Mouse with USB Receiver Set for Computer PC Laptop, Random Pen Mouse Color Delivery(Black) EVAWGIB The input interface1. Low profile keyboard with slim style. 2. Comfortable and ergonomic shape design. 3. Slim standard keyboard with low profile structure. 4. Wireless range up to 10 meters. 5. 2. 4GHz technology, freely 360 degree use. 6. Mini USB receiver, plug and play. 7. Button life: over 100,0000 times. 8. Mouse Adjustable DPI: 800 1200 1600DPI. 9. Support multi language layout. 10. Excellent flexibility and sensitive key. 11. Battery: 2 x AAA batteries for