Unannounced Visit Investigation Forensics Special Equipment
AHD white light alarm ptz camera
- 4K 8MP / 5MP / 2MP optional
- Built-in microphone
- AHD / Analog coaxial HD output
- 2.5-inch Dome PTZ Camera
- Audio Alarm
- No need RS485 to control PTZ camera
- IP66 waterproof
- Field, construction site, fish pond
- 2MP / 5MP / 8MP 4K optional
- Silkscreen LOGO
AHD intelligent infrared/humanoid alarm PTZ Camera via XVI DVR support white light alarm
AHD PTZ Camera Features
- 1080P high resolution, 3D noise reduction, the image is more clear and delicate;
- Zero-latency data transmission, fully real-time, high fidelity;
- Long transmission distance, coaxial transmission up to 500 meters;
- SupportUTC, enable OSD by the back-end;
- Compatible with AHDbackend;
- SupportXVI， image quality is better;
- NTSC&PAL2 in 1, easy to switch through back-end;
- High-definition quality products with competitive prices;
- Support intelligent infrared/humanoid alarm via XVI DVR support white light alarm
AHD PTZ Camera Specification
|Image sensor||1/2.8″ CMOS sony335|
|Minimum Illumination||Color: 0.001Lux, B/W: 0.0001Lux,0 Lux with IR|
|Day night mode||Auto ICR color to B/W|
|Max resolution||2MP/5MP/8MP 2952*1920P|
|PTZ control||Coaxial Control|
|Alarm||White light alarm|
|Led||White light led + IR LED|
|PTZ Rotation angle||Horizontal 330 degrees, vertical 100 degrees|
|Case Size||2.5 inch|
|Video mode||Coax PTZ camera|
|Power||DC 12V 2A|
PTZ AHD camera Frequently Asked Questions
What does AHD stand for in cameras?
AHD stands for Analog High Definition. AHD cameras are a type of analog surveillance camera that can transmit high-definition video signals over traditional coaxial cables. The AHD technology allows for higher-resolution video than standard-definition analog cameras, while still using the same infrastructure for installation and maintenance.
What is the difference between AHD and HD camera?
AHD and HD (High Definition) cameras are both intended to provide higher quality video than standard definition analog cameras, but they use different technologies to achieve this.
AHD cameras are analog cameras that use a digital signal processor (DSP) to convert the analog video signal into a digital stream that can be transmitted over the coaxial cable. This allows AHD cameras to transmit high-definition video (720p or 1080p) over distances of up to 500 meters with minimal signal loss, without the need for special cabling or equipment.
On the other hand, HD cameras use digital technology to transmit uncompressed video signals over dedicated network cables, such as Ethernet or fiber optic cables. This allows HD cameras to provide even higher video resolution (up to 4K) and superior image quality, as well as more advanced features like remote access and analytics.
Therefore, the main differences between AHD and HD cameras are the type of cable used for transmission, the maximum video resolution, and the additional features available. While AHD cameras are a good option for upgrading existing analog systems, HD cameras may be preferable for larger or more advanced security installations.
Which is better AHD or IP CCTV camera?
Of course, IP CCTV Camera is better, an IP CCTV camera can view remotely. Now network cameras support many sensors port like temperature, humidity, and PM index. It can realize the Internet of Everything and expand more functions. With the popularization of network and network cameras, according to Moore’s law, the price of IP CCTV Cameras is getting cheaper and cheaper.
What is a PTZ camera?
A PTZ CCTV camera is a type of surveillance camera that can Pan (Move horizontally), Tilt (Move vertically), and Zoom (Adjust the lens focal length) to cover a wide area and capture details from different angles.PTZ security camera auto tracking is usually mounted on a fixed location, such as a wall or ceiling, and controlled remotely through a controller, joystick, or software application. PTZ CCTV camera systems are commonly used in larger security installations, such as airports, casinos, stadiums, and malls, where a single camera needs to cover a large area.
PTZ 360-degree camera can move quickly and smoothly, and some models have features such as image stabilization, auto-focus, and tracking, which allow the camera to lock onto objects and follow them as they move around. AHD PTZ cameras can also be programmed with pre-set positions and patterns, allowing them to perform automatic tours and sequences.
The advantage of an AHD PTZ camera over a fixed camera is that it can cover a much larger area while still providing close-up views of specific locations as needed. This can help reduce the number of cameras needed to cover an area or improve the quality of surveillance in critical areas.
Can an AHD camera work on an analog DVR?
Yes, an AHD camera is a coaxial analog transmission signal, which has the same transmission properties as an analog video recorder.
What is AHD 720p resolution?
AHD 720p resolution refers to a high-definition video resolution of 1280 x 720 pixels. AHD stands for Analog High Definition, and 720p is one of the several video resolutions that AHD cameras are capable of recording.
720p resolution is considered to be high-definition, as it provides a significantly sharper and more detailed image than standard definition cameras. Images recorded at this resolution are clearer and have more detail, making it easier to identify people and objects.
AHD cameras that support 720p resolution are a popular choice for security applications, as they are relatively affordable and offer significant improvements over standard definition cameras. However, it’s worth noting that there are higher resolution options available with AHD cameras, such as 1080p and even 4K, which offer even more detail and clarity.
What is an Onvif camera?
An ONVIF camera is a surveillance camera that conforms to the Open Network Video Interface Forum (ONVIF) standard for IP-based security products. The ONVIF standard was established to promote interoperability between IP-based security devices such as cameras, video recorders, and access control systems from different manufacturers.
By conforming to the ONVIF standard, a camera can communicate with other ONVIF-compatible devices, regardless of the manufacturer. This allows for easy integration of different devices into a security system, even those from different suppliers. For example, an ONVIF camera can be connected to an ONVIF-compatible network video recorder (NVR) from another manufacturer, thus enabling the recording and viewing of the camera footage through the NVR’s interface.
ONVIF specifications cover functionalities such as video streaming, audio streaming, PTZ control, and motion detection. This ensures that ONVIF-compatible devices can work together seamlessly and that ONVIF cameras can be easily integrated into a wide range of security systems.
Overall, ONVIF is an important standard for IP-based security products that helps to ensure compatibility and interoperability, providing users with greater flexibility and choice for their security needs.
What is AHD 720p vs 960H?
AHD 720p and 960H are both high-definition analog video resolutions for surveillance cameras, but they differ in the number of pixels and aspect ratio.
AHD 720p has a resolution of 1280 x 720 pixels, which is a wide-screen aspect ratio of 16:9. 720p is considered to be high-definition and provides a significantly sharper and more detailed image than standard definition cameras.
960H, on the other hand, has a resolution of 960 x 480 pixels with an aspect ratio of 4:3. This resolution is higher than standard definition cameras and provides a better quality image with more detail. However, it is not considered to be high-definition.
In terms of image quality, AHD 720p provides a significant improvement over 960H. It has more pixels, and a wider aspect ratio, and produces a sharper, clearer image. This makes it easier to identify people and objects in the video footage.
Overall, AHD 720p is the better choice if high-definition video quality is a priority. It provides a significant improvement over 960H and is more suitable for critical surveillance applications.
What is the highest quality CCTV camera?
The highest quality CCTV cameras available on the market are those that support 4K Ultra HD video resolution, with a resolution of 3840 x 2160 pixels. Now 8K image quality CCTV cameras have arrived. These cameras use digital signal processing (DSP) technology to produce ultra-sharp and detailed images with impressive clarity and color reproduction.
However, it’s worth noting that the image quality of a CCTV camera is not just determined by the resolution alone. Factors such as the sensor size, lens quality, aperture, dynamic range, and low-light performance also play a significant role in producing high-quality images. Therefore, it’s important to choose a camera that has a combination of high-resolution and high-quality components to ensure the best possible image quality.
Additionally, several other factors such as the lighting conditions, lens type, frame rate, and compression technology can impact the overall image quality. It’s important to consider these factors and choose a camera that meets your specific needs and requirements for image quality.
Which is better CVI or TVI or AHD?
CVI, TVI, and AHD are all high-definition analog video standards for surveillance cameras, and each has its own unique set of advantages and limitations.
CVI (Composite Video Interface) is a proprietary standard developed by Dahua Technology that supports resolutions up to 4K. According to Dahua, CVI offers a higher resolution and better image quality than TVI and AHD. CVI cameras are also less susceptible to signal interference and can transmit video signals over longer distances.
TVI (Transport Video Interface) is a standard developed by Techpoint that also supports resolutions up to 4K. TVI cameras offer good picture quality and versatility in terms of the types of devices that can be connected, including conventional coaxial cable, twisted-pair cable, and fiber optic cable.
AHD (Analog High Definition) is a standard that supports resolutions up to 4K and is compatible with conventional analog CCTV systems. AHD cameras offer good image quality and are relatively easy to install, as they do not require special equipment or cabling.
Overall, CVI and TVI are proprietary standards that offer higher resolutions and better image quality than AHD, while AHD is standard with wider compatibility that may be more suitable for upgrading existing analog CCTV systems. The best option for you depends on your specific surveillance needs, budget, and existing infrastructure.