The adapter allows you to use a ps/2 compatible mouse and keyboard as a USB compatible device.You can use the keyboard and mouse connected to the USB-PS/2 adapter as USB compatible devices.Conforms to the hidden USB specification.USB bus power supply.Fully compatible with ps/2 keyboard/mouse.Name: AdapterColor: as shownnotes:1. Due to manual measurement, please allow 1-2cm difference.2. Due to the computer screen, the real color may be slightly different from the picture, please understand, thank you.Only the main product is sold, other decorations are not sold.include:1*adapterOmni-directional Microphone, high sensitivity to pick up sound, intelligent noise reduction, make the sound more clear and realistic.