A:AnswerYes. It is designed to connect to your existing doorbell wiring and will ring your current chime you already have. http://support.zmodo.com/index.php?action=artikel&cat=26&id=103&artlang=en
A:AnswerThe center lens piece is on a swivel - you can adjust the viewing angle left or right and up and down. Its not much but it improves upon viewing angle by a few degrees..
A:AnswerI apologize you are having issues with your device. Please call our tech support team at 217-903-5037 Monday - Friday 8 a.m. to 8 p.m. for them to troubleshoot your issue.