<b>havit: Amazon’s Top 10 keyboard Brand</b> <br> <br> <b>havit All-in-one PC Gamer Valued Kit:</b> <br> <br> <b>Keyboard Specification:</b> <br> Interface: USB <br> Size: 48.5*20.7*3.2cm <br> Key Lifetime:10 million <br> Cable Length: 150cm <br> Backlight Operating Current: 200mA <br> Operating Voltage:USB 5V <br> <br> <b>Mouse Specification:</b> <br> Interface: USB <br> Size: 14.2*7.6*4.1cm <br> Buttons: 6 Keys<br> Cable Length: 160cm <br> Resolution:1200-1600-2400-3200 Dots Per Inch <br> Key Lifetime: 3 million <br> Operating Voltage: 5V <br><br> <b>Headset Specification:</b> <br> Plug: 3.5mm+USB<br> Speaker: 40mm<br> Microphone: Φ6*5.0mm<br> Cable Length:2.5m±10cm<br> Operating Current: ≤40mA <br> Operating Voltage: 5V±5% <br> <br> <b>Mouse Pad Specification:</b> <br> Material: cloth & rubber<br> Size: 350*270*3mm