Amcrest 4 Channel 720p HD‑CVI Video Security System

The Amcrest AMDV7204M‑4D‑W is a 4‑channel HD‑CVI security camera system designed for home or small business surveillance. It combines a DVR recorder with four wired dome security cameras -- delivering basic high‑definition video over coaxial cabling.

DVR with Pre‑Installed Hard Drive

• 4‑channel Digital Video Recorder (DVR) supporting up to four cameras.

• Comes with a pre‑installed 1 TB HDD for on‑site video storage -- enough for about ~360 hours of continuous 720p recording at 30 fps.

Cameras

• Includes 4 weather‑resistant dome cameras with 1 Megapixel (1280×720) resolution.

• Provides night vision so you can see footage in low‑light conditions.

• Designed for indoor/outdoor use with tough housings (typically IP66/IP67 rated weather resistance depending on exact sub‑model).

Tribrid DVR Technology

• Supports HDCVI video transmission over coax, which allows long cable runs (up to ~1,640 ft/500 m).

• Backward compatible with older analog formats (960H) and some IP camera types -- giving flexibility when expanding/replacing cameras.

Remote Viewing

• View live and recorded video using Amcrest View app on smartphones (iOS/Android) or through a web browser on PC/Mac.

Backup & Connectivity

• DVR includes VGA & HDMI video output to connect a monitor.

• USB backup lets you export footage to external storage.

• 4× 720p dome cameras

• DVR with installed 1 TB HDD

• Power supplies and cables (often a mix of 60 ft and 100 ft coax + power pairs)

• Quick start guide

The Amcrest AMDV7204M‑4D‑W is a budget‑focused wired surveillance kit ideal for basic security. It offers:

• HD 720p recording from four cameras

• Pre‑installed DVR storage

• Remote viewing via smartphone/web

• Expandable -- backward compatible with analog/IP cameras

• Good for indoor/outdoor monitoring in smaller properties without needing a network‑centric IP system.