The sound card of Springboard 12 can be used without a computer. The external USB of springbok 12 sound card is common to mobile phones and computers. You can choose to operate it with your mobile phone or computer according to your own needs. The springbok 12 sound card originated from Qualcomm Technology. It is a common type of sound card for webcasting, which has many advantages such as good sound quality, low delay, low noise floor and stable performance.