Hello, an esports player usually only needs a keyboard. However, some esports players may choose to use more than one keyboard, such as some professional players will use a primary keyboard and a backup keyboard, in case of emergency. In addition, some players may prefer to use different types of keyboards to suit different game types or personal preferences. So, the need for several keyboards depends on individual needs and preferences.
To 3 it is a spare one with a vent, because often press the keys back easy not flexible, and then temper will hit ah knock ah considering these factors three is almost??