By handling all the audio input and output signals of your system it performs the same function as the Sound Card in a typical computer. The main differences are that Audio Interfaces typically have mic preamps onboard, provide Phantom Power for condenser mics, and have easy-access external inputs and outputs.
1 Unemployment insurance payments (benefits) are intended to provide temporary financial assistance to unemployed workers who meet the requirements of State law.  Each State administers a separate unemployment insurance program within guidelines established by Federal law.
social security benefits. benefits provided by the government as a means of assisting low-income members of society such as the unemployed (the JOBSEEKERS ALLOWANCE), the retired (basic old age PENSIONS), the sick (sick pay and free medical treatment), the disabled, single-parent families etc.