Four-Door Network Gate Access Control Board 1.Four door controlled 2.Connected with 4 card ... specialized IC decryption, software system design and software decryption, Development of electronic control board, Remote control, LED related product, PLD decryption, CPLD ... other material that you have in mind. With the following board finishes. OAL, Immersion gold, Immersion silver, OSP (ENTEK), Hard ...