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7. Stockholders Equity (Details - Option assumptions) - Stock Options [Member]
12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Expected term (in years) 4 years 3 months 19 days 4 years 9 months 18 days
Expected volatility 65.00% 67.00%
Risk-free interest rate 1.56% 2.23%
Dividend yield 0.00% 0.00%