I am selling this because I replaced it with a new one. A simple and functional intercom, the DM-4M set. It has a black and white screen. There are 3 of these remaining, including this one. If you purchase multiple units, I will discount the shipping cost. Sekisui Chemical Co., Ltd. - Model Name: DM-4M SHE'S - Included items: Mounting frame Thank you for looking. Please read the profile before purchasing. No returns accepted.