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The Qnap VS-12148U-RP-PRO-US VioStor Rack Mount NVR (48 Channel) is the high-end 2U chassis network surveillance server that supports high quality real-time video / audio monitoring, megapixel recording (up to 10 MP), and playback of videos from multiple IP cameras. It offers maximum 48 TB physical storage (using 4 TB hard drives) with hot-swappable RAID technology for high data redundancy. This NVR (Network Video Recorder) is capable of H.264, MxPEG, MPEG-4, and M-JPEG recording from up to 48 IP cameras. This stand-alone Linux-based NVR can be easily set up in 6 steps using Internet Explorer without the need for extra software or even without a PC via the HD (High Definition) VGA local display.
Real-time monitoring and recording (video / audio) from maximum 48 IP cameras
High-quality H.264, MPEG-4, M-JPEG, and MxPEG recording (depending on the camera models)
Complete recording features
Megapixel recording (up to 10 MP)
PC-less network surveillance by HD VGA local display
Multi-server monitoring (up to 128 channels)
Dual display mode
Video search by date and time, timeline, and event
IVA (Intelligent Video Analytics)
Multi-view playback from multiple NVR servers
Real-time digital watermarking for recording
Advanced event management
Real-time SMS and email alert
VMobile Surveillance App: Remote monitoring of IP cameras by Android phones, iPhone, iPad, iPod touch, and Windows PDA phones
Linux-embedded; highly reliable stand-alone NVR
Advanced RAID with hot-swappable hard drive design
Online RAID capacity expansion and online RAID level migration
UPS support for 24/7 service
Intelligent automatic power on after power recovery
Compatible with more than 1,500 IP cameras and video servers from popular brands including AXIS, ACTi, A-MTK, Arecont Vision, AVTECH, Brickcom, Canon, Cisco, CNB, DIGITUS, D-Link, EDIMAX, ELMO, EtroVision, GANZ, Hikvision, iPUX, IPX, IQeye, LG, LevelOne, Linksys, Messoa, MOBOTIX, NAKAYO, Panasonic BB/BL/i-Pro, SANYO, SHANY, Sony, Samsung, Sharp, TOA, TOSHIBA, TRENDnet, Videosec, VIOSECURE, VIVOTEK, Y-CAM, and Yokogawa
In the Box
QNAP VS-12148U-RP-PRO-US VioStor Rack Mount NVR (48 Channel)
Pre-recording: Up to 300 sec Post-recording: Up to 300 sec
Up to 30 fps at H.264, 720P for each channel (Real performance may vary in different environment)
Supports megapixel cameras (up to 10 MP)
AVI (QNAP codec is required for playback)
Real-time digital watermarking, auto snapshot
Display Mode: 1, 4, 6, 8, 9, 10,12, or 16-channel display mode, sequential display mode Local Monitoring Enhancement: Full screen display, event notification, PTZ control, digital zoom Local Playback: Single view playback from local NVR server Search Mode for Local Playback: By date & time Playback Control: Play, pause, stop, reverse play, next/ previous video file, different speed control Local Playback Enhancement: Full screen display, digital zoom Export: Convert multiple recording files to the external USB device instantly System Administration: Quick configuration, administration password, network settings, time settings, disk volume configuration, camera settings
Display Mode: 1, 4, 6, 8, 9, 10, 12, 16, 20, 25, 36, or 42-channel display, Picture-in-Picture, sequential mode, multi-display mode Video Compression: H.264/MPEG-4/M-JPEG/MxPEG (depending on the camera models) Video Setting: Resolution, Quality, Frame Rate Multi-server Monitoring: Up to 128-channel monitoring from multiple VioStor NVR servers Monitoring Enhancement: Full screen display, video snapshot, manual recording, event notification, PTZ control, digital zoom Dynamic E-map: Uploading the digital maps and indicating the locations of the IP cameras and GPI devices of a monitoring location or region
Playback Channel: Max 16-view playback from multiple NVR servers simultaneously Search Mode: By date & time, timeline, event, and intelligent video analytics (IVA) Intelligent Video Analytics (IVA): Motion detection, missing object, foreign object, out of focus, and camera occlusion Playback Mode: Play, pause, stop, reverse play, next/previous frame, next/previous video file, different speed control Display Mode: Single playback view, 4 playback views, 9 playback views, 16 playback views Playback Enhancement: Full screen display, video snapshot, digital zoom, digital watermarking Export: Convert recording files to one AVI file Download: Download recordings via the web
Advanced Event Management
Events: Motion detection, alarm input, connection failure, recording failure, and user-defined event Actions: Video recording, email alert, SMS alert, buzzer, PTZ camera control, alarm output, and user-defined action
Schedule Remote Replication: Schedule video data backup to a NAS on the local network
Authority Management: Different user groups and rights can be assigned to different users Host Access Control: Specify the connections to be allowed and denied to access the VioStor NVR Auto Logoff: Automatic user logoff from idling configuration pages Event Logs: Detailed event logs On-line Users List: Record of the users currently logged on and previously logged on to the VioStor NVR Digital Watermarking: Verify whether or not the videos and snapshots are original
Operation System: Linux-embedded system, free from PC crash and virus attack Disk Management: - Single disk, RAID 0, RAID 1, RAID 5, RAID 5+ hot spare, RAID 6, RAID 6+ hot spare, and JBOD/Linear - Online RAID Capacity Expansion, Online RAID Level Migration - HDD S.M.A.R.T., bad blocks scan UPS: APC/CyberPower/MGE/YEC (USB UPS)
Czech / Danish /Dutch / English / French / Finnish / German / Hungarian / Italian / Japanese / Korean / Norwegian / Polish / Portuguese / Russian / Spanish / Swedish / Simplified Chinese / Traditional Chinese / Turkish
Client PC Requirement
(Suggested system requirement for better video performance) CPU: - M-JPEG format (up to 24 channels): Quad core CPU 2.33GHz or above - MPEG-4/H.264/MxPEG format (up to 42 channels): Core i7 CPU 2.8GHz or above Memory: 2 GB or above Operation System: Microsoft Windows XP/ Vista/ 7 Web Browser: Internet Explorer 6.0 or above Network Interface: 10/100/1000 Mbps View Resolution: 1024 x 768 pixels or above
For higher surveillance performance, please select more advanced PC models.
Qnap Finder: Discovery and quick setup of the VioStor NVR VioStor Player: Play the recording files on your Windows computer easily Watermark Proof: Check if the exported videos and snapshots were modified VMobile: Monitor the network cameras on the VioStor NVR by the Android phone, Android Tablet, iPhone, iPad, iPod touch, and Windows phone (6.1 to 6.5)
QNAP VS-12148U-RP-PRO-US VioStor Rack Mount NVR (48 Channel) Review