Internal intercom specifications Product: DS-KIS604-P internal intercom with color camera Category: Intercom Kit contents: External doorbell with camera - Internal intercom screen Screen: Model DS-KH6320-WTE1 Doorbell: Model DS-KV8113-WME1 7-inch color touchscreen Wi-Fi screen with 1024 resolution We have good performance and you have good evaluation Engineer Omar Nasr Eldin (Mobile number appears when you press the contact button)