Annual report [Section 13 and 15(d), not S-K Item 405]

LINE OF CREDIT (Details Narrative)

v3.25.1
LINE OF CREDIT (Details Narrative) - USD ($)
12 Months Ended
Sep. 30, 2020
Dec. 31, 2024
Dec. 31, 2023
Debt Instrument [Line Items]      
Proceeds from lines of credit   $ 559,000 $ 2,354,000
General and administrative expenses   3,908,000 4,291,000
Loan and Security Agreement [Member]      
Debt Instrument [Line Items]      
Total interest expense, fee   733,000 657,000
General and administrative expenses   95,000 110,000
Interest expense   638,000 $ 547,000
Fifth Modification Loan [Member]      
Debt Instrument [Line Items]      
Line of credit facility description     During 2023, amendments to the Loan Agreement included, among other, 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     2,354,000
Line of credit   4,797,000 $ 4,238,000
Proceeds from lines of credit   559,000  
Line of credit facility, remaining borrowing capacity   $ 654,000  
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%