25 Year OEM,ODM$OBM Special Circuit Break Manufactory In China
  jack@yuanky.com
  jack_yuanky
  jack_yuanky@hotmail.com
Fax: 0086-577-62652370
Tel: 0086-577-62655872

APPLICATION

YKD-T7J confidential telephone module
The module strips a group into and out RJ11 telephone module with a security function