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Description
Dahua 32CH 1.5U 16PoE 4HDDs WizSense Netwerkvideorecorder (NVR5432-16HP-EI2)Productbeschrijving De Dahua NVR5432 16HP EI2 IP recorder is een geavanceerde professionele bewakingsoplossing, ideaal voor kleine en middelgrote bedrijven. Hij ondersteunt tot 32 IP kanalen en maakt opnames mogelijk met een resolutie tot 32 MP, wat garant staat voor de hoogste kwaliteit en detail. Met een hoge doorvoersnelheid van 488 Mbps kan de recorder moeiteloos meerdere camera's met hoge resolutie aansturen. Voor grotere systemen is de NVR5432
Productbeschrijving
De Dahua NVR5432-16HP-EI2 IP-recorder is een geavanceerde professionele bewakingsoplossing, ideaal voor kleine en middelgrote bedrijven. Hij ondersteunt tot 32 IP-kanalen en maakt opnames mogelijk met een resolutie tot 32 MP, wat garant staat voor de hoogste kwaliteit en detail. Met een hoge doorvoersnelheid van 488 Mbps kan de recorder moeiteloos meerdere camera's met hoge resolutie aansturen. Voor grotere systemen is de NVR5432-16HP-EI2 uitgerust met vier SATA-poorten, waardoor schijven met een totale capaciteit tot 80 TB kunnen worden aangesloten, wat zorgt voor voldoende opslag en betrouwbaarheid van de gegevens. De NVR5432-16HP-EI2, met 16 ingebouwde PoE-poorten, vereenvoudigt de installatie en verlaagt de kosten door directe voeding van de camera's mogelijk te maken.
De NVR5-EI2-serie is uniek vanwege de vele AI-functies die het kan beheren. De recorder ondersteunt geavanceerde AI-alarmen (AI by Recorder), zoals perimeterbeveiliging, gezichtsdetectie en -herkenning, videometadata en ANPR, zelfs als de aangesloten camera's deze functies niet hebben. Bovendien ondersteunt het ook intelligente algoritmen die direct op de camera's draaien (AI by Camera), waaronder SMD Plus, heatmaps, personentelling en detectie van persoonlijke beschermingsmiddelen. Deze combinatie maakt van de NVR5432-16HP-EI2-recorder een intelligent beheercentrum dat proactief reageert op bedreigingen en de beveiliging aanzienlijk verbetert.
Belangrijkste kenmerken
- Ondersteunt de decoderingsformaten Smart H.265+, H.265, Smart H.264+, H.264 en MJPEG.
- Maximale decodeercapaciteit: 40 × 1080p@30 fps of 10 × 8MP@30 fps.
- Maximale bandbreedte voor inkomend/opnemend/uitgaand dataverkeer: 448/448/448 Mbps.
- Ondersteunt IP-camera's met een resolutie tot 32 MP.
- Ondersteunt 8K HDMI-uitvoer.
- Biedt toegang tot externe opslagapparaten via iSCSI om de opslagcapaciteit uit te breiden.
- AI by Recorder ondersteunt 4-kanaals gezichtsdetectie en herkenning, tot 20 gezichtsdatabases en 30.000 gezichtsafbeeldingen; 4-kanaals videometadata; 8-kanaals perimeterbeveiliging; 16-kanaals SMD Plus; 4-kanaals AcuPick.
- AI by Camera ondersteunt gezichtsdetectie en herkenning, perimeterbeveiliging, SMD, metadata, AcuPick, ANPR, stereoanalyse, heatmaps, personentelling, detectie van persoonlijke beschermingsmiddelen, slimme objectdetectie en slimme geluidsdetectie.
- Ondersteunt EPTZ en in en uitschakelen met één klik.
Specificaties
| Systeem | |
| Hoofdprocessor | Processor van industriële kwaliteit |
| Besturingssysteem | Embedded Linux |
| Bedieningsinterface | Web, lokale GUI |
| AI | |
| AI door Recorder | Gezichtsdetectie; gezichtsherkenning; videometadata (mensen, motorvoertuigen en niet-motorvoertuigen); perimeterbeveiliging; SMD Plus; AcuPick |
| AI door Camera | Gezichtsdetectie; gezichtsherkenning; videometadata (mensen, motorvoertuigen en niet-motorvoertuigen); perimeterbeveiliging; SMD; stereoanalyse; crowd distribution; personentelling; ANPR; voertuigdichtheid; heatmap; detectie van persoonlijke beschermingsmiddelen; slimme objectdetectie; slimme geluidsdetectie; AcuPick |
| AcuPick-prestaties van AI per recorder (aantal kanalen) | 4 kanalen |
| AcuPick-prestaties van AI per camera (aantal kanalen) | Alle kanalen (32 doelen/s) |
| Perimeterbeveiliging | |
| Perimeter Performance AI op basis van recorder (aantal kanalen) | 8 kanalen, 10 IVS-regels voor elk kanaal. |
| Perimeterprestaties van AI per camera (aantal kanalen) | Alle kanalen (32 doelen/s) |
| Gezichtsherkenning | |
| Gezichtskenmerken | Geslacht; leeftijdsgroep; bril; gezichtsuitdrukkingen; gezichtsmasker; baard |
| Prestaties van gezichtsherkenning door AI per recorder (aantal kanalen) | 4 kanalen (tot 12 gezichtsafbeeldingen per seconde per kanaal) |
| Prestaties van AI-gezichtsdetectie via camera (aantal kanalen) | Alle kanalen (32 doelen/s) |
| Gezichtsherkenning | |
| Capaciteit van de gezichtsdatabase | Tot 20 gezichtsdatabases met 30.000 afbeeldingen, met een totale capaciteit van 3,75 GB. Aan elke gezichtsafbeelding kunnen naam, geslacht, geboortedatum, adres, type legitimatiebewijs, legitimatienummer, land en regio en provincie/staat worden toegevoegd. |
| Prestaties van AI voor gezichtsherkenning per recorder (aantal kanalen) | 1. 24-kanaals FD (via camera) + FR (via recorder), beeldstroom: 24 gezichtsbeelden/s 2. 4-kanaals FD (via recorder) + FR (via recorder), videostroom: 24 gezichtsbeelden/s |
| Prestaties van AI-gezichtsherkenning via camera (aantal kanalen) | Alle kanalen (32 doelen/s) |
| SMD | |
| SMD Plus van Recorder | 16 kanalen: Secundaire filtering voor mensen en motorvoertuigen, waardoor valse alarmen veroorzaakt door bladeren, regen en veranderende lichtomstandigheden worden verminderd. |
| SMD door Camera | Alle kanalen (64 doelen/s) |
| Videometadata | |
| Metadata-prestaties van AI per recorder (aantal kanalen) | Extractie van 4 kanalen en 22 kenmerken. |
| Metadata-prestaties van AI per camera (aantal kanalen) | Alle kanalen (16 doelen/s) |
| Persoonlijke eigenschappen | Bovenkleur, boventype, onderkleur, ondertype, hoed, tas, leeftijd, geslacht en paraplu |
| Kenmerken van motorvoertuigen | Kentekenplaat, kleur van de kentekenplaat, carrosserie, model, logo, bellen, veiligheidsgordel, interieur, locatie van voertuigregistratie |
| Niet-motorvoertuigkenmerken | Voertuigmodel, voertuigkleur, aantal personen, helm |
| Vergelijking van kentekenplaten | |
| ANPR via camera (aantal kanalen) | Alle kanalen (8 doelen/s) |
| Capaciteit van de kentekenplaatdatabase | 1. Maak tot 20.000 kentekenplaten aan. 2. Blokkeer- en accepteerlijst. |
| Audio en video | |
| Toegangskanaal | 32 kanalen |
| Netwerkbandbreedte | AI uitgeschakeld: 448 Mbps inkomend, 448 Mbps opnemen en 448 Mbps uitgaand. AI ingeschakeld: 200 Mbps inkomend, 200 Mbps opnemen en 200 Mbps uitgaand. |
| Resolutie | 32 MP; 24 MP; 16 MP; 12 MP; 8 MP; 6 MP; 5 MP; 4 MP; 3 MP; 1080p; 720p; 960p; D1; CIF; QCIF |
| Decodeermogelijkheid | AI uitgeschakeld: 2-kanaals 32 MP@25 fps; 2-kanaals 24 MP@25 fps; 5-kanaals 16 MP@30 fps; 6-kanaals 12 MP@30 fps; 10-kanaals 8 MP@30 fps; 13-kanaals 6 MP@30 fps; 16-kanaals 5 MP@30 fps; 20-kanaals 4 MP@30 fps; 32-kanaals 1080p@30 fps. AI ingeschakeld: 1-kanaals 32 MP@25 fps; 2-kanaals 24 MP@25 fps; 4-kanaals 16 MP@30 fps; 5-kanaals 12 MP@30 fps; 8-kanaals 8 MP@30 fps; 10-kanaals 6 MP@30 fps; 12-kanaals 5 MP@30 fps; 16-kanaals 4 MP@30 fps; 32 kanalen 1080p@30 fps |
| Video-uitvoer | 2 VGA, 2 HDMI VGA: 1920 × 1080, 1280 × 1024, 1280 × 720 HDMI: 7680 × 4320, 3840 × 2160, 1920 × 1080, 1280 × 1024, 1280 × 720 Heterogene videobronuitvoer voor HDMI1 en HDMI2 Gelijktijdige videobronuitvoer voor VGA1 en HDMI1 Gelijktijdige videobronuitvoer voor VGA2 en HDMI2 |
| Weergave van meerdere schermen | Hoofdscherm: 1/4/8/9/16/25/36 Subscherm: 1/4/8/9/16 |
| Toegang tot camera's van derden | ONVIF; Panasonic; Sony; Axis; Arecont; Pelco; Canon; Hanwha |
| Compressiestandaard | |
| Videocompressie | Smart H.265+; H.265; Smart H.264+; H.264; MJPEG |
| Audiocompressie | G.711a; G.711u; PCM; G726 |
| Netwerk | |
| Netwerkprotocol | HTTP; HTTPS; TCP/IP; IPv4; IPv6; RTSP; UDP; NTP; DHCP; DNS; SMTP; UPnP; IP-filter; FTP; DDNS; SNMP; Alarmserver; P2P; Automatische registratie; IP-zoekfunctie (ondersteunt IP-camera's, DVR's, NVS, enz.); iSCSI |
| Toegang via mobiele telefoon | iOS; Android |
| Interoperabiliteit | ONVIF 25.06 (Profiel T; Profiel S; Profiel G; Profiel M); CGI; SDK |
| Browser | Chrome; IE; Safari; Edge; Firefox |
| Opname afspelen | |
| Multikanaals weergave | Tot 16 kanalen |
| Opnamemodus | Algemeen, bewegingsdetectie; intelligent; alarm; POS |
| Back-upmethode | USB-apparaat en netwerk |
| Afspeelmodus | Direct afspelen, algemeen afspelen, afspelen tijdens een evenement, doelvideo, videoclip, afspelen met tags, slim afspelen (gezichts- en bewegingsdetectie) |
| Opslag | |
| Schijfgroep | Ja |
| Alarm | |
| Algemeen alarm | Bewegingsdetectie; lokaal alarm; alarmkast; extern alarm via camera; netwerkalarm; scèneverandering; PIR-alarm; thermisch alarm |
| Anomaliealarm | Fout (geen schijf; schijffout; te weinig ruimte; te weinig quotumruimte; abnormale schijfstatus; netwerkonderbreking; IP-conflict; MAC-conflict; abnormale ventilatorsnelheid); videoverlies; videomanipulatie; camera offline; audiodetectie |
| Intelligent alarm | Gezichtsdetectie; perimeterbeveiliging; gezichtsherkenning; videometadata (mensen, motorvoertuigen en niet-motorvoertuigen); SMD Plus; stereoanalyse; crowd-distributie; personentelling; ANPR; voertuigdichtheid; heatmap; detectie van persoonlijke beschermingsmiddelen; slimme objectdetectie; slimme geluidsdetectie |
| Alarmkoppeling | Opnemen; momentopname (panoramisch); lokale alarmuitgang; IPC externe alarmuitgang; audio; zoemer; logboek, vooraf ingesteld; e-mail |
| Port | |
| Audio-ingang | 1-kanaals RCA |
| Audio-uitgang | 2-kanaals RCA |
| Alarmingang | 16 kanalen |
| Alarmuitgang | 6 kanalen (1-kanaals 12 V 1 A uitgang) |
| Schijfinterface | 4 SATA-poorten, elke schijf kan tot 20 TB bevatten. Deze limiet kan variëren afhankelijk van de omgevingstemperatuur. |
| eSATA | 1 |
| RS-232 | 1 |
| RS-485 | 1 |
| USB | 3 (1 USB 2.0-poort aan de voorzijde, 2 USB 3.0-poorten aan de achterzijde) |
| HDMI | 2 |
| VGA | 2 |
| Netwerkpoort | 1 (10/100/1000 Mbps Ethernet-poort, RJ-45) |
| PoE-poort | 16 poorten, 10/100 Mbps, IEEE 802.3 af/at, 1-8 poorten ondersteunen ePoE |
| Algemeen | |
| Voeding | 100–240 VAC, 50/60 Hz |
| Stroomverbruik | Het totale uitgangsvermogen van de NVR is <13 W (zonder HDD). Het totale uitgangsvermogen van PoE is 200 W, het maximale uitgangsvermogen van één poort is 25,5 W. |
| Nettogewicht | 4,56 kg (10,05 lb) |
| Brutogewicht | 6,65 kg (14,66 lb) |
| Productafmetingen | 440,0 mm × 415,6 mm × 76,0 mm (17,32" × 16,36" × 2,99") (B × D × H) |
| Verpakkingsafmetingen | 529,0 mm × 499,0 mm × 211,0 mm (20,83" × 19,65" × 8,31") (B × D × H) |
| Bedrijfstemperatuur | –10 °C tot +55 °C (+14 °F tot +131 °F) |
| Bewaartemperatuur | –20 °C tot +60 °C (–4 °F tot +140 °F) |
| Bedrijfsvochtigheid | 10%–93% (relatieve vochtigheid), niet-condenserend |
| Certificeringen | CE-EMC: EN 55032:2015+A1:2020; EN IEC 61000-3-2:2019+A1:2021; EN 61000-3-3:2013+A1:2019+A2:2021; EN 55035:2017+A11:2020; EN 50130-4:2011+A1:2014 CE-LVD: EN 62368-1:2014 |
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- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
Based on 10 reviews
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Product Reviews
★★★★★ 5
Perfect for home or traveling
Color: White
This is my second water floss, product, and by far the best. Yes, the water reservoir is not as large as some of the others, but it is perfectly adequate. Easy to use, has three different settings, that are easy to change. Definitely enough power to get all the food out from between my teeth. I use this when I had braces, and I use it now with my retainer, so that my teeth are always clean. I like the design, and the fact that it doesn’t have a tube to suck the water. The charge lasts for an extended period of time and recharging is very quick. I can go two to three weeks, and it’s still got a good charge to it. Highly recommend.
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Reviewed in the United States on July 23, 2023
★★★★★ 5
Surprisingly Great!
Color: Black
I’m writing this review because I am actually
Overly satisfied with this product. There are many high quality brands that have similar “water flossers” with high price tags. The price on this was relatively inexpensive so I decided to try it knowing Amazon’s great return policy.
I’ve had it for just over a week and I’m borderline addicted to how good my teeth feel after using this along with normal brushing and mouthwash. It’s a legit “just left the dentist feeling” I can say for the price it is a good value and works great.
This comes with a few extra standard heads, a specialized head with small brush for braces and a tongue scraper. I primarily use the standard head which is just a small jet that allows you to shoot the water stream between your teeth. I also have used the tongue scraper just to try it and it’s not bad. Allows you to scrape your tongue while a stream of water cleans and rinses.
Anyone who flosses regularly knows it sucks and can be gross. Let’s face it, you are ripping old food out of your teeth. It’s a necessary evil for a healthy mouth. I used the small plastic floss picks for a while and they do a decent job. Dental hygienists usually argue it’s not the same but I think it’s better than not flossing at all. Now my routine is a quick floss with the floss picks followed by this water flosser - and it’s fantastic.
The unit is well made and has a few different modes. I stick to the standard mode which is a constant jet of water. It’s aggressive and can be intimidating at first so here are some tips I think will help:
1. I use slightly warm water. Cold water blasted at your teeth is not fun. Warm water is a way better experience. The reservoir is easy to fill right from the sink.
2. It will take a couple tries to figure exactly how to use it. If you just hit the power button it will jet water everywhere before you get it in your mouth. My suggestion is put it in your mouth, aim the head between your teeth, close your mouth and then hit the power button. Once it starts you just move it from tooth to tooth between your teeth. Once you get the hang of it it’s great. I do my top teeth, spit out, then do the bottom row and spit out. I follow it up with brushing and mouthwash. Literally the fresh from the dentist feeling.
3. The reservoir is small so it runs out quickly but it’s so easy to refill I wouldn’t call it an issue. If it were larger it would be bulky and the other brands that have a big tank and hose are just too much to deal with. After a week of using I can quickly do all my teeth with one fill. I usually do a second round as well because im addicted.
4. Be careful of turning it on when it’s not in your mouth. The jet is strong and could shoot you in the eye. Not joking.
5. It may be awkward at first but once you get used to doing it you get better at it and it’s much easier. The power button is your friend. I turn it on and off to control the jetting to get more time out of the reservoir and to prevent spraying everywhere.
6. It has a USB charger and it works well. It seems to go almost a week without charging and I use twice a day sometimes - because I’m addicted.
Overall it’s great value for the low price. I’m Not sure how long it will last but I would definitely get another one if this one failed.
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Reviewed in the United States on November 3, 2022
★★★★★ 5
Long-Term Review – Still Works Like New After Months of Daily Use
Color: Black, Color: Black
I purchased the Nicwell Water Dental Flosser in June 2024, and I’ve been using it consistently ever since. I wanted to wait before reviewing so I could speak to durability and battery life — and I’m glad I did.
Performance:
This flosser does a very thorough job cleaning between teeth and along the gumline. It removes debris that traditional string floss sometimes misses and leaves my mouth feeling noticeably fresher. The pressure is strong enough to deep clean but not uncomfortable.
Modes & Usability:
The different modes are useful depending on how sensitive your gums feel. Switching between them is simple, and the controls are straightforward. It’s lightweight and easy to handle, even in the shower.
Battery Life (Very Impressive):
One of the standout features is the battery. Months later, it still holds a charge just like it did when I first bought it. I don’t have to recharge it often, and charging is quick and easy.
Build Quality:
The unit feels solid and well-made. I haven’t experienced leaks, power issues, or performance decline. It still operates like new.
Who It’s Great For:
• Anyone who struggles with traditional floss
• People with sensitive gums
• Those wanting a portable option for travel
• Anyone looking to upgrade their oral hygiene routine
I haven’t had any problems with it, and it’s been consistent since day one. For the price and quality, I think it’s a great investment in daily dental care.
Highly recommend.
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Reviewed in the United States on March 2, 2026
★★★★★ 4
Some drawbacks but overall Good- BUY SEPARATE CHARGING CORD
Color: Black
I have had this for about a week now and here are my takes so far:
You have to order the charging cord separately which is weird, but I was able to get out delivered quickly with Amazon Prime so just know to do this when you order.
Pros: The price!
The water tank is surprisingly large compared to WaterPik and you can definitely use it for longer to clean because of this.
There are lots of different options for water strength and different tips that come with the device
In the first week it has worked fine.
Cons: It is a little too easy to accidentally hit a button and change the water pulse when you are holding it- I have to be very conscious of where my hand is so I don’t get the super strong flow (it is very strong)
The little door where you add water to the tank is at the bottom and seems like out would be easy to knock it off accidentally when open. I did do this once but nothing broke so I was able to snap it back on easily.
I dropped the device about six inches into my sink (all of these devices can be slippery) and the tank got nudged off, but I was able to easily re-attach it so no real problems there.
There is a little detached plug you use to cover the charging connection and it seems like it would be so easy to lose the little thing. 🤞🏼
OVERALL: I would buy again as overall it works well, and the last WaterPik I bought died after 2 weeks (so I don’t trust those anymore). Just be mindful of how you hold it, and watch out for the little tank door and the little rubber charging cover!
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Reviewed in the United States on June 21, 2025
★★★★★ 5
2+ Years of Use and Still Going Strong!
Color: Black
I’ve had this Nicwell Cordless Water Flosser since July 2023, and it has been incredibly reliable. After nearly two years of daily use, I’ve never had any battery issues or pressure problems, which is usually the first thing to go on these portable units.
Why it’s been a great buy:
Dependable Power: The 1400-1800 pulses per minute feel just as strong today as they did on day one. It’s perfect for getting deep between teeth and along the gumline.
Long Battery Life: Even after two years, the rechargeable lithium battery holds a charge for a long time. I don't find myself constantly reaching for the charging cable.
Truly Portable: It’s lightweight and easy to pack for trips, yet it performs like a full-sized countertop model.
4 Versatile Modes: The "Clean" and "Custom" modes are my favorites for a thorough deep clean.
If you want a water flosser that actually lasts more than a few months, this is the one. It’s durable, consistent, and well worth the investment!
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Reviewed in the United States on March 11, 2026