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Intercom column
DH-P1
Visually interactive pillars dedicated to intelligent parking
Integrated vertical SIP visual assistance communication pillars, which are standard core terminals for unattended parking lots and entrances/exit points of smart parks. They integrate high-definition visual communication, one-button alarm, audio-video linkage, and native integration with parking systems. They support both SIP and ONVIF protocols, featuring a vertical design that eliminates the need for drilling, full outdoor protection, visual evidence collection, and a fully automated, unattended system.
Features
Audio-Video Integrated Alarm: ONVIF connects to cameras/gate systems; a single button call automatically triggers recording and a visual intercom in the center, with simultaneous audio and video evidence collectionStandard SIP 2.0 and ONVIF protocols for seamless integration with Hikvision/Dahua parking platforms, gate systems, NVRs, and security systems, no need for protocol converters, plug and playSupports simultaneous broadcasting across multiple pillars and zone-specific calls, with low latency and no lag, suitable for large garages/campus with multiple entrances and exitsAudio-Video Integrated Alarm: ONVIF connects to cameras/gate systems; a single button call automatically triggers recording and a visual intercom in the center, with simultaneous audio and video evidence collectionHigh-definition intercom: Built-in wide-angle camera + lighting module, one-button call to the management center for visual communication to resolve parking disputes and assistance requestsParking system integration: Natively connected to gate controllers and license plate recognition devices, supports remote gate opening and voice guidance for unattended full-process managementProfessional audio processing: Built-in noise reduction, echo cancellation, and anti-hissing algorithms for clear communication in noisy garagesNatively connected to ground sensor coils/radar detectors, automatically triggers upon vehicle arrival
| Processor | High-performance embedded SOC processor |
| Operating system | Embedded LINUX operating system |
| Sensor | 200W pixel CMOS sensor |
| Video compression | H.264/25FPS |
| Audio Input | Built-in High-Sensitivity Omnidirectional Microphone |
| Audio Output | Built-in 5W Speaker + 30W Amplifier Output |
| Compression Standard | G.711, G.713, GSM, DAC |
| Gate Switch Interface | Open Relay Route 1, Close Relay Route 1 |
| Network Protocol | TCP/IP, DNP |
| Network | Wired/WiFi/4G |
| Network Port | 10/100M Adaptive Ethernet Port |
| Proximity/IO Interface | 3-way input |
| Power supply | DC 12V |
| Power consumption | ≤10W |
| Appearance Dimensions | 1250mm×150mm×90mm |
| Base Dimensions | 230mm×170mm |
| Material | Lead-zinc galvanized steel plate + aluminum alloy brushed panel |
| Operating temperature | -30℃ to 75℃ |



