And A4Tech RK-520D Silver-Black USB

Color: Multiple colors
Brand: A4Tech
Equipment: Keyboard and mouse
Design: Classical
Description: Wireless kit: wireless keyboard, wireless mouse, connection interface: Bluetooth / USB, color: multiple colors, mouse type: optical LED, keyboard type: membrane, optical sensor resolution�
Peculiarities: Double click button.
Type: Membranous
Purpose: Desktop computer
Wireless connection: There is
Connection interface: USB, radio channel
Scroll wheel: There is
Wireless range: 1.5 m
Wireless type: Radio channel
Number of keys: 110
Numeric block: There is
Number of additional keys: 6
Polling frequency: 125 Hz
Mouse power supply: 2xAAA
Optical sensor resolution: 900 dpi
Keyboard power supply: 2xAAA