Hikvision 16-Channel AcuSense NVR with 16 PoE Ports DS-7616NXI-K2/16P

A sixteen-camera site normally goes wrong in one of two places: the switch cupboard, or the alarm log. The DS-7616NXI-K2/16P targets both. Sixteen IP channels arrive over sixteen PoE ports built into the chassis, so cameras take power and data from the recorder itself and there is no separate injector shelf to specify, mount and power. The K2 in the code means two hard drive bays, and NXI means it belongs to Hikvision’s AcuSense line — the recorder classifies a moving object as a person or a vehicle before it decides anything is worth reporting, rather than treating every change of pixels as an event.

That last part is the whole argument for this box over a plain NVR at the same channel count. A system that cries wolf twice a night gets muted by the second week, and a muted system is just cameras pointed at nothing.

Where it fits

This is the mid-size commercial recorder. A warehouse with loading doors, aisles and a yard gate. A showroom wanting the floor, the stockroom and the till line on one head end. A small factory where sixteen positions covers production, stores and the perimeter with a channel or two left for the next phase. Above sixteen you are into a larger chassis or a second recorder, and that is cheaper to decide at quotation stage than after the containment is run.

The two drive bays matter more than they look: one bay is a single point of failure on a site that will be asked for footage weeks later, while two let you double the retention or split the load. Drives are not supplied in the box — tell us the retention the client actually asked for and we will quote to match.

Before you order

• Total PoE budget across the sixteen ports. The per-port figure is not the constraint; the total the recorder can deliver is. Add up what your sixteen cameras draw, including anything with an illuminator, heater or motorised lens, and check it against the datasheet before you commit the design.
• Drive capacity against real retention. Ask what the client means by “keep the footage” — seven days, thirty, or whatever an insurer or landlord has written down — then size the two bays to that, not to the cheapest pair on the shelf.
• Whether the cameras support AcuSense. The recorder classifies person and vehicle events, but what you get depends on what the cameras send it. Older or third-party cameras will still record; the smart events are the part worth confirming model by model.

Technical specifications

• Manufacturer: Hikvision
• Model: DS-7616NXI-K2/16P
• IP Video Input: 16-ch
• Incoming Bandwidth: 160 Mbps
• Outgoing Bandwidth: 160 Mbps
• IP Speaker Input: 4-ch
• Video Output Mode: HDMI/VGA independent output
• HDMI 1 Output: 4K (3840 × 2160)/30 Hz, 2K (2560 × 1440)/60 Hz, 1080P (1920 × 1080)/60 Hz, UXGA (1600 × 1200)/60 Hz, SXGA (1280 × 1024)/60 Hz, 720P (1280 × 720)/60 Hz
• VGA 1 Output: 1080P (1920 × 1080)/60 Hz, UXGA (1600 × 1200)/60 Hz, SXGA (1280 × 1024)/60 Hz, 720P (1280 × 720)/60 Hz
• Audio Input: Two-Way Audio 1-ch, RCA (2.0 Vp-p, 1 KΩ, using the audio input)
• Audio Output: 1-ch, RCA (Linear, 1 KΩ)
• Decoding Format: H.265, H.265+, H.264, H264+
• Recording Resolution: 12 MP/8 MP/6 MP/5 MP/4 MP/3 MP/1080P/UXGA/720P/VGA/4CIF/DCIF/2CIF/CIF/QCIF
• Playback Mode: Normal/Smart, Event, Tag, External File
• Synchronous playback: 16-ch
• Live View Window Division: 1/2/4/6/8/9/16
• Decoding Capability: AI on: 2-channel 12 MP@30 fps, 3-channel 8 MP@30 fps, 4-channel 6 MP@30 fps, 6-channel 4 MP@30 fps, 8-channel 3 MP@30fps, 12-channel 2 MP@30fps; AI off: 4-channel 12…
• Stream Type: Video, Video & Audio
• Audio Compression: G.711ulaw/G.711alaw/G.722/G.726/AAC/MP2L2
• Network Interface: 1, RJ-45 10/100/1000 Mbps self-adaptive Ethernet interface
• Remote Connection: 128
• Interface: 16, RJ-45 10/100 Mbps self-adaptive Ethernet interfaces
• Power: ≤ 200W
• Standard: IEEE 802.3af/at
• SATA: 2 SATA interfaces
• Capacity: Up to 16 TB capacity for each HDD
• Alarm In/Out: 4/1
• USB Interface: Front panel: 1 × USB 2.0; Rear panel: 1 × USB 2.0
• Power Supply: 200 to 240 VAC, 50 to 60 Hz
• Consumption: ≤ 15 W (without HDD)
• Working Temperature: -10 °C to 55 °C (14 °F to 131 °F)
• Working Humidity: 10 to 90 %
• Dimension (W × D × H): 384 mm × 317 mm × 52 mm (15.1 × 12.5 × 2.0 inch)

Figures from Hikvision’s published datasheet. We confirm the revision in stock when we quote.

Compatibility

Managed through Hik-Connect on mobile and iVMS-4200 on desktop, and it sits in a Hikvision estate the way you would expect. Bringing in third-party or older cameras? Send the model list to 16454 and we will confirm what records and what also delivers smart events before the order is placed.

What’s in the box

• 1 x Hikvision DS-7616NXI-K2/16P network video recorder
• Manufacturer’s standard accessories and documentation
• Hard drives are supplied separately — we quote them sized to the retention you need

Common questions

Can I run all sixteen cameras from the recorder’s own PoE ports?
That is what the ports are for, but it depends on the total power your cameras draw against the recorder’s PoE budget. Send us the camera model and we will check the datasheet figure before you order.

How much recording time do the two bays give?
It depends on the drives fitted, the resolution and frame rate, and whether you record continuously or on events. Give us the retention target and the camera list and we will work the sizing back from there.

Do I still get AcuSense if my cameras are not AcuSense models?
The recorder does its own person and vehicle classification, so you still gain over motion-only alerts, but the best results come when the cameras support the same events.

Genuine Hikvision from the authorized Hikvision agent in Egypt, official manufacturer warranty of 1 to 5 years depending on the product, delivery across Egypt, and professional installation in Cairo & Giza, priced after a site assessment. For project quantities, installation or a site review, call 16454.