| NOTE 13 - REVENUES:   The Company operates as one operating segment (developing
and marketing access broadband equipment for copper and fiber networks).   
|  | a. | Geographic information: | 
   Following is a summary of revenues by
geographic areas. Revenues attributed to geographic areas, based on the location of the end customers:   
  
    |  |  | Three months ended June 30,
 |  |  | Six months ended June 30,
 |  |  
    |  |  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |  |  
    | North America |  | $ | 784 |  |  | $ | 2,086 |  |  | $ | 1,409 |  |  | $ | 2,654 |  |  
    | Europe, the Middle East and Africa |  |  | 932 |  |  |  | 790 |  |  |  | 1,903 |  |  |  | 1,993 |  |  
    | Asia Pacific |  |  | 180 |  |  |  | 205 |  |  |  | 432 |  |  |  | 302 |  |  
    |  |  | $ | 1,896 |  |  | $ | 3,081 |  |  | $ | 3,744 |  |  | $ | 4,949 |  |    
|  | b. | Revenues from contract liability: | 
   
  
    |  |  | June 30, 2023
 |  |  | December 31, 2022
 |  |  
    | Opening balance |  | $ | 648 |  |  | $ | 673 |  |  
    | Revenue recognized that was included in the contract liability balance at the beginning of the year |  |  | (400 | ) |  |  | (593 | ) |  
    | Additions |  |  | 245 |  |  |  | 568 |  |  
    | Remaining performance obligations |  | $ | 493 |  |  | $ | 648 |  |    As of June 30, 2023, the aggregate
amount of the transaction price allocated to the remaining performance obligation is $493, and the Company will recognize this revenue
over the next 11 months.   
|  | c. | Customers representing 10% or more of net revenues and the
amount of revenues recognized are as follows: | 
   
  
    |  |  | Three months ended June 30, 2023
 |  |  | Six months ended June 30, 2023
 |  |  
    | Customer A (*) |  |  | 8 | % |  |  | $ | 143 |  |  |  | 25 | % |  |  | $ | 917 |  |  
    | Customer B (*) |  |  | 16 | % |  |  | $ | 305 |  |  |  | 8 | % |  |  | $ | 305 |  |  
    | Customer C (*) |  |  | 11 | % |  |  | $ | 199 |  |  |  | 8 | % |  |  | $ | 309 |  |  
    | Customer D (*) |  |  | 11 | % |  |  | $ | 196 |  |  |  | 7 | % |  |  | $ | 270 |  |    
  
    |  |  | Three months ended June 30, 2022
 |  |  | Six months ended June 30, 2022
 |  |  
    | Customer A |  |  | 34 | % |  |  | $ | 999 |  |  |  | 34 | % |  |  | $ | 1,644 |  |  
    | Customer B (*) |  |  | 18 | % |  |  | $ | 530 |  |  |  | 21 | % |  |  | $ | 999 |  |  
    | Customer C |  |  | 17 | % |  |  | $ | 506 |  |  |  | 13 | % |  |  | $ | 639 |  |    
|  | (*) | Included in Europe, the Middle East and Africa. | 
   The majority of the Company's revenues are recognized
at a point in time. |