TVT, Door Bell Timbre / Video TVT. 2MP 1920×1080. Wide field of view, access control. Noise suppression and echo cancellation, remote communication between the doorbell and the APP, door opening (card, NVMS or APP). Standard PoE. Compatible IR & white LED. WiFi 2.4G. Micro SD. Tamper manipulation/contact, intelligent analytics: face detection and capture.