iPhone Intercom Main Unit - Model Name: JE-1M-T - Power Supply: 100V Thank you for viewing. This intercom is no longer needed due to a replacement. It was used until recently, and its operation has been confirmed. ⚫︎ Everything in the photos is included. ⚫︎ The plastic parts of the main unit are yellowed. ⚫︎ Suitable for replacing broken units, etc. ⚫︎ Please refer to the instruction manual online for connection methods. Sub-unit and main unit sets are also available. Please inquire about the price.