Quarterly report [Sections 13 or 15(d)]

LINE OF CREDIT (Details Narrative)

v3.25.1
LINE OF CREDIT (Details Narrative) - USD ($)
3 Months Ended 12 Months Ended
Sep. 30, 2020
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Dec. 31, 2023
Debt Instrument [Line Items]          
Proceeds from lines of credit   $ 676,000    
General and administrative expenses   1,001,000 1,126,000    
Loan and Security Agreement [Member]          
Debt Instrument [Line Items]          
Total interest expense, fee   161,000 161,000    
General and administrative expenses   1,000 1,000    
Interest expense   160,000 $ 160,000    
Fifth Modification Loan [Member]          
Debt Instrument [Line Items]          
Line of credit facility description         During 2023, amendments to the Loan Agreement included, among others, extending the 90-day period on AT&T accounts receivable to 120 days, raising the concentration percentage applicable to certain Tier-1 telecommunication customers from 50% to 75% in the definition of eligible accounts receivable, and increasing the aggregate advance limit under the credit facility from $6,000 to $7,500, for a fee of $23 (1.5% of the $1.5 million increase).
Fifth Modification Loan [Member] | Maximum [Member]          
Debt Instrument [Line Items]          
Line of credit         $ 7,500
Fifth Modification Loan [Member] | Minimum [Member]          
Debt Instrument [Line Items]          
Line of credit         $ 6,000
Pinnacle Bank [Member] | Loan and Security Agreement [Member]          
Debt Instrument [Line Items]          
Line of credit $ 7,500,000        
Line of credit facility description (a) 85% of the aggregate net face amount of the Company’s accounts receivable and other contract rights and receivables, plus (b) the lesser of (i) 40% of the aggregate eligible inventory value of eligible inventory or (ii) $4.0 million, plus (c) up to $146 collateralized by certain equipment.        
Line of credit facility, expiration date Sep. 30, 2026        
Line of credit       $ 4,797,000  
Line of credit   4,788,000   $ 654,000  
Proceeds from lines of credit   9,000      
Line of credit facility, remaining borrowing capacity   $ 33,000      
Line of credit facility, fee percentage   1.125%      
Pinnacle Bank [Member] | Loan and Security Agreement [Member] | Standard Interest Rate [Member]          
Debt Instrument [Line Items]          
Line of credit facility, interest rate percentage   9.75%   9.75%  
Pinnacle Bank [Member] | Loan and Security Agreement [Member] | Standard Interest Rate [Member] | Maximum [Member]          
Debt Instrument [Line Items]          
Line of credit facility, interest rate percentage   3.75%      
Pinnacle Bank [Member] | Loan and Security Agreement [Member] | Standard Interest Rate [Member] | Prime Rate [Member]          
Debt Instrument [Line Items]          
Line of credit facility, interest rate percentage   1.25%      
Pinnacle Bank [Member] | Loan and Security Agreement [Member] | Inventory Interest Rate [Member]          
Debt Instrument [Line Items]          
Line of credit facility, interest rate percentage   10.75%   10.75%  
Pinnacle Bank [Member] | Loan and Security Agreement [Member] | Inventory Interest Rate [Member] | Maximum [Member]          
Debt Instrument [Line Items]          
Line of credit facility, interest rate percentage   4.75%      
Pinnacle Bank [Member] | Loan and Security Agreement [Member] | Inventory Interest Rate [Member] | Prime Rate [Member]          
Debt Instrument [Line Items]          
Line of credit facility, interest rate percentage   2.25%