All you need is a phone line! All phone lines have a constant flow of voltage, around 40-70 volts (up to 100 volts when it rings!), but you can't just plug stuff into it and expect it to work. You can really mess with your phone system by doing that.
Salary Between $45,000 and $50,000. The average annual salary of a developmental specialist assistant was $47,000 as of 2014, according to the job site Simply Hired.hile developmental specialist assistants earned $47,000 in 2014, Simply Hired reported average salaries of $51,000 for developmental specialists. Simply Hired's survey sample could include more level III developmental specialist assistants, which would account for the small difference in salaries.
Salary Overview. The average salary for child care assistants or child care workers is low, but can increase with education, according to the U.S. Bureau of Labor Statistics (BLS), www.bls.gov. The average annual salary was $21,310 annually or $10.25 per hour in May 2012.he BLS expects average growth for child care workers over the 2012-2022. Growth is estimated to be 14% over this period, which results in 184,100 jobs. Since there's a lot of turnover in this field, the BLS expects good prospects for individuals with and without formal education.