Communication Device with Inbuilt Battery Charger has several features like auto switching to battery on power failure, distinctive rings for external and internal call, etc. The Device also has single digit call pick up, call secrecy, trunk P&T access - `O` dialling etc facilities. Aadhunik Informatics manufactures Communication Device with Inbuilt Battery Charger.
Aadhunik Informatics is also manufacturing a wide range of EPBAX [Electronic Private Automatic Branch Exchange] systems. Communication Device with Inbuilt Battery Charger of model number Micro-104 203 has distinctive rings for external and internal call, jumper based programming, etc.