3 Knobs Wired 12 Keys Customized Drawing Programming Keypad With Volume Modulation(Black)

1. Widely compatible, plug and play, no driver required, easy to operate
2. Application shortcut devices, you can use quick keystrokes to adjust the volume and other parameters
3. Mechanical key shaft, durable and long-lasting
4. Compact and portable design, easy to install and use
5. Number of keys: 12 keys + 3 knobs
6. Connection with computer: USB direct plugging
7. Cable length: about 1.5m
8. Size: about 13.5 x 11.3 x 3.5cm