WS302-915M - Milesight LoRaWAN AU915/AS923 Indoor Sound Level IoT Sensor
WS302-915M - Milesight LoRaWAN AU915/AS923 Indoor Sound Level IoT Sensor
Features
Milesight LoRaWAN Indoor Sound Level IoT Sensor
The Milesight WS302 is a AU915/AS923 LoRa sound level IoT sensor with an integrated microphone. The WS302 doesn't just measure a wide range of noise levels and send various kinds of noise level values via LoRaWAN, but it also supports multiple weighting measurements for different application scenarios. It is compliant with Milesight LoRaWAN gateways, Milesight IoT Cloud and Scopious IoT.
- Supports multiple weighting measurements to suit different scenes: A weighting, C weighting, fast weighting
- Supports measuring various kinds of values to judge the sound level accurately: actual value, equivalent continuous value and max value
- Equipped with an LED indicator to indicate threshold alarms
- More than 4 years battery life
- Built-in NFC for easy configuration
- Compliant with standard LoRaWAN® gateways and network servers
- Quick and easy management with Milesight IoT Cloud solution
Specifications
Technical Specifications
| Manufacturer's Code | WS302-915M |
|---|---|
| Frequency | AU915/AS923 |
| Sensitivity | -137 dBm @300bps |
| Mode | OTAA/ABP Class A |
| Measurement Range | 30 dBA to 120 dBA, 35 dBC to 120 dBC |
| Accuracy | ± 3 dB (0°C to +45°C) |
| Resolution | 0.1 dB |
| Frequency Range | 30 Hz to 8 kHz |
| Frequency Weighting | A and C Weighting (Software Switchable) |
| Time Weighting | Fast Weighting |
| Configuration | NFC |
| Button | 1 × Power/Reset Button |
| LED | 1 × Status/Alarm Indicator |
| Power Supply | 2 × 2700 mAh ER14505 Li-SOCl2 Replaceable Batteries |
| Operating Temperature | -20°C to +60°C |
| Relative Humidity | =95% (Non-condensing) |
| Ingress Protection | IP30 |
| Dimension | 68 × 65 × 20.5 mm (2.68 × 2.56 × 0.81 in) |
| Material & Color | PC+ABS, White |
| Installation | screws or 3M tapes |
Not happy? Return within 7 days of delivery for a full refund or exchange. Items must be unused and in original packaging. Contact contact@kwtech.co.nz to arrange.
| Brand | Milesight |
|---|---|
| Product Type | B2B - IoT & Industrial |
| Weight | 0.5 kg |
Shipping Information
- Free NZ-wide shipping on orders over $299
- Standard delivery 2–5 business days
- Rural delivery may take an additional 1–2 days
- Same-day dispatch for orders placed before 2pm (weekdays)
Returns Policy
- 7-day returns on unused items in original packaging
- Faulty or damaged products covered under warranty
- Contact our support team to initiate a return



