An electronic device (100) having at least a first portion (102) and a second portion (104) is disclosed. The first portion is joined to the second portion by a mechanical connection. The electronic device (100) includes a first communication unit (106) present on the first portion (102), and a second communication unit (108) present on the second portion (104). The first communication unit (106) and the second communication unit (108) provide a first link for internal data communication between the first portion (102) and the second portion (104), when communicatively engaged with each other. Further, at least one of the first communication unit (106) and the second communication unit (108) provide a second link for external data communication with an external device when the first communication unit (106) and the second communication unit (108) are not communicatively engaged with each other.