4 pieces. Transparent lid (plastic caps) to Key-Num-P-O

Numeric keypad with function keys
PS / 2 cable with Mini DIN connector
cannot be converted to USB
Gray
Size: 175 x 110 x 40 mm

With loose button covers
Suitable for cash registers
suitable for industry
PS/2 - HID

USB Programmable Keypad for KVM Control, 24 keys
USB HID
Customize for managing KVM Switch
Macroorks: Macroworks 3.1
Easy and simple programming
Works with all Operating Systems
Blue and Red Addressable Backlight
Size: 147 x 97 x 24 mm

Industrial keypad
Stainless steel
12 key, key-bip
IP65
Vandal safety
USB, - also available for PS2, RS232
Backlight
Panel mount ( 88x102mm)