Dahua NVR4232-4KS2 is a Dahua Lite series network recorder. The Lite Series recorders are designed for optimum cost performance with strict Dahua quality standards. Dahua NVR4232-4KS2 provides these features: > Smart H.265+/H.265/Smart H.264+/H.264 > Max 200Mbps Incoming Bandwidth > Up to 8MP Resolution for Preview and Playback > Up to 2ch@4K/8ch@1080P decoding > HDMI/VGA simultaneous video output System Main Processor: Quad-core embedded processor Operating System: Embedded LINUX Display Interface: 1 HDMI, 1 VGA Resolution: 3840×2160, 1920×1080, 1280×1024, 1280×720, 1024×768 Multi-screen Display: 32CH: 1/4/8/9/16 OSD: Camera title, Time, Video loss, Camera lock, Motion detection, Recording Video Detection and Alarm Trigger Events: Recording, PTZ, Tour, Alarm out, Video Push, Email, FTP, Snapshot, Buzzer & Screen tips Video Detection: Motion Detection, MD Zones: 396(22×18), Video Loss & Tampering Alarm input: 4 Channel, Low Level Effective, Green Terminal Interface Relay Output: 2 Channel, NO/NC Programmable, Green Terminal Interface Playback and Backup Playback: 32CH: 1/4/8/16 Search Mode: Time/Date, Alarm, MD & Exact search (accurate to second), Smart search Playback Function: Play, Pause, Stop, Rewind, Fast play, Slow Play, Next File, Previous File, Next Camera, Previous Camera, Full Screen, Repeat, Shuffle, Backup Selection, Digital Zoom Backup Mode: USB Device/Network Storage Internal HDD: 2 SATA III Port, Up to 6 TB capacity for each HDD HDD Mode: Single eSATA: N/A Auxiliary Interface USB: 2 USB Ports (1 USB 2.0, 1 USB 3.0 ) RS232: N/A RS485: N/A Audio and Video IP Camera Input: 32 Channel Two-way Talk: 1 Channel Input, 1 Channel Output, RCA Recording Compression: H. 265/H. 264 Resolution: 8Mp/ 6Mp/ 5MP/ 4MP/ 3MP/ 1080P/ 1.3MP / 720P etc. Record Rate: 200Mbps Bit Rate: 16Kbps ~ 20Mbps Per Channel Record Mode: Manual, Schedule (Regular, Continuous), MD (Video detection: Motion Detection, Tampering, Video Loss), Stop Record Interval: 1 ~ 120 min (default: 60 min), Pre-record: 1 ~ 30 sec, Post-record: 10 ~ 300 sec Network Interface: 1 RJ-45 Port (10/100/1000Mbps) Ethernet Port: 1 Independent 1000Mbps Ethernet Port Po: N/A Network Function: HTTP, HTTPS, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE, DDNS, FTP, IP Search (Support Dahua IP camera, DVR, NVS, etc. ), Easy4ip Max. User Access: 128 users Smart Phone: iPhone, iPad, Android Interoperability: ONVIF 2.4, CGI Conformant Electrical Power Supply: DC12V/4A Power Consumption: < 6.9W (Without HDD) Environmental Operating Conditions: -10°C ~ +55°C (+14°F ~ +131°F), 86 ~ 106kpa Storage Conditions: -20°C ~ +70°C (-4°F ~ +158°F), 0 ~ 90% RH Construction Dimensions: 1U, 375mm× 281.5 mm×56mm( 14.8″ x 11.1″ x 2.2″ ) Net Weight: 1.6 kg ( 3.5 lb) (without HDD) Gross Weight: 3.2 kg( 7.1 lb) (without HDD) Certifications CE: EN55032, EN55024, EN50130-4, EN60950-1 FCC: Part 15 Subpart B, ANSI C 63.4 -2014 UL: UL60950-1+CAN/CSA C 22.2 No. 60950-1

Dahua DHI-NVR5864-R-4KS2 64 Channel 2U 4K & H.265 Pro Network Video Recorder delivers excellent performance and high recording quality that is ideally suitable for IP video surveillance applications. This professional NVR adopts powerful processor, providing the capability of 4K resolution processing for applications where image details are highly required. Additionally, the NVR can be served as edge storage, central storage or backup storage with an intuitive shortcut operation menu for remote management and control. Due to its easy-to-install design, the NVR is ideal for a wide range of applications such as public safety, water conservancy, transportation, city centers, education, and financial institutions. The NVR is compatible with numerous third-party devices, which make it the perfect solution for surveillance systems that work independently of video management system (VMS). It features an open architecture that supports for multi-user access and is compatible with ONVIF 2.4 protocol, enabling interoperability with 4K cameras