MADV Smart Wireless Video Doorbells 2M, 2K HD Video, Smart Voice-Changing, HD Infrared Night Vision, Clear Two Way Audio, Easy Setup in Mintues,Security Camera System for Outdoor Home - FJ07MLTZ MADV Smart Video Doorbell 2M

• CLEAR AND WIDE VIEW ON THE GO. MADV Video Doorbells 2M is combined with 2K HD resolution and a 145 degree wide-angle filed of view,ensuring a crystal-clear image quality for you to see,hear and speak.The only smart doorbell approved in the MIJIA App. RECHARGEABLE VIDEO DOORBEEL. The wireless video doorbells built-in 3700mAh lithium battery can be recharged when there is no electricity, and it can also be charged by an external power bankv or Or direct power supply. UNIQUE VOICE-CHANGING PATENT. MADV Video Doorbells 2M utilizes a unique proprietary voice-changing technoliry,designed for females who are living by themselves. WORRYED ABOUT THE DOORBELL BEING UNSAFE? UNNECESSARY. Easy paste installation, 3M super glue + tamper alarm + account binding, don't worry about the doorbell being stolen. COMBINATION OF MULTIPLE DOORBELLS,MORE CONVEIENT.Garage door, basement door, four smart doorbells can be installed outside the door at the same time and one indoor bell can be used in combination. The house is very large, four indoor bells can be installed in multiple indoor locations, and one smart doorbell can be used in combination outside the door.