Swann Enforcer New Home Security Starter Kit 4-Channel, 4-Camera Indoor/Outdoor Wired 4K Ultra HD DVR 1TB HDD & Video Doorbell White SODVK-456804RQB-US - Best Buy
Hikvision TurboHD 4-Channel HD-TVI DVR (1TB HDD)
Revo Hybrid 8-Channel 1080p 1TB Smart DVR Security Camera System with 4 Wired Indoor/Outdoor IR Bullet Cameras RUH81B4G-1T - The Home Depot
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4 CH digital video recorder (DVR): CP Plus Leading manufactures of 4 channel dvr in India.