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Revenue (Details - Percentage of total net revenue) - Revenue Benchmark [Member] - Customer Concentration Risk [Member]
12 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Product [Member]    
Disaggregation of Revenue [Line Items]    
Concentration risk percentage 93.00% 94.00%
Service [Member]    
Disaggregation of Revenue [Line Items]    
Concentration risk percentage 7.00% 6.00%