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Get a free project consultation →VS321-868M - Wireless AI Occupancy Sensor
VS321 is a low-power, battery-operated wireless occupancy sensor empowered by advancedAI algorithms.It achieves up to 95% occupancy detection accuracy powered by its AI algorithm. It is equippedwithbuilt-intemperature, humidity, and ambient light sensors to provide comprehensive environmental monitoring. Itswire-free design enables effortless and flexible installation. With simple configuration and wireless detection, VS321 can be integrated with the Milesight LoRaWAN®gateway and Milesight Development Platform, enabling remote monitoring, data visualization, andcentralized management. As a Milesight D2D controller, VS321 seamlessly communicateswithotherMilesight D2D devices, peer-to-peer interaction without gateway dependency. VS321 can be used in scenarios such as meeting rooms, offices, and campuses to detect spaceoccupancyor personnel activity.
Features
- Achieves up to 95% detection accuracy with advanced AI recognition and analysis technologies
- Adopting a low-power AI chip and PIR triggered detection, combined with scheduled hibernation, effectively reduces overall power consumption
- Supports switching between People Counting and Desk Occupancy modes to meet variousneeds across different scenarios
- Integrates temperature, humidity and light sensors to enable comprehensive environmental awareness and intelligent scenario-based control
- Wireless and battery-operated design ensures simple, fast and easy installation
- Stores local historical records and supports retransmission to prevent data loss
- Fully GDPR-compliant, with no image collection, ensuring privacy and data security
- Supports Milesight D2D protocol for ultra-low latency, direct device-to-device control without a gateway
- Fully compatible with standard LoRaWAN® gateways and network servers
- Supports remote monitoring and management via the Milesight Development Platform
Measuring Range
- Field of View: 129 ° Horizontal, 93 ° Vertical
- Installation Height: 2.4m ~ 4m
- Required illumination: 50 Lux
- PIR Measuring Angle: 115°
- PIR Detection Area: Radius: 4 m (15°C, 3m Installation Height)

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Delivery times
For UK clients, we deliver all goods ordered by 14:00 on the next working day, subject to stock availability.