Shenzhen Youwei Communication Co., Ltd.
| Payment Terms | T/T, Western Union, MoneyGram, D/A, L/C, Paypal |
| Supply Ability | 10000pcs |
| Delivery Time | 5-7 business days |
| Packaging Details | Cardboard Box/ Cartons |
| Product name | GPS monitoring device |
| Network type | 4G Cat1 (compatible with 2G 3G) |
| Positioning Mode | GPS+Beidou+GLONASS |
| Transmission Protocol | MQTT |
| Positioning Accuracy | <5 meters |
| Voice Communication | Supported |
| SOS | Hidden Switch |
| Battery | 5000mAh (optional) |
| OTA upgrade | Available |
| API integration | Available |
| Brand Name | YOUWEI |
| Model Number | YW-M38 |
| Certification | CE FCC RoHS |
| Place of Origin | Guangdong, China |
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Product Specification
| Payment Terms | T/T, Western Union, MoneyGram, D/A, L/C, Paypal | Supply Ability | 10000pcs |
| Delivery Time | 5-7 business days | Packaging Details | Cardboard Box/ Cartons |
| Product name | GPS monitoring device | Network type | 4G Cat1 (compatible with 2G 3G) |
| Positioning Mode | GPS+Beidou+GLONASS | Transmission Protocol | MQTT |
| Positioning Accuracy | <5 meters | Voice Communication | Supported |
| SOS | Hidden Switch | Battery | 5000mAh (optional) |
| OTA upgrade | Available | API integration | Available |
| Brand Name | YOUWEI | Model Number | YW-M38 |
| Certification | CE FCC RoHS | Place of Origin | Guangdong, China |
1. Product Introduction
The M38 represents a next-generation compact tracking solution combining triple-constellation satellite reception with 4G Cat1 cellular connectivity. This plug-and-play device delivers:
Military-grade positioning accuracy through simultaneous GPS/Beidou/GLONASS tracking
Uninterrupted monitoring via magnetic charging and backup power systems
Voice-enabled functionality (compliant with regional regulations)
Legal Notice: Voice features are jurisdiction-restricted and designed exclusively for emergency communications and lawful tracking applications. Unauthorized surveillance use is prohibited.
2. Performance Highlights
✔ Tri-Mode Satellite Lock
72-channel GNSS receiver
<5m civilian accuracy
✔ Intelligent Power Management
Auto-wake charging system
5000mAh emergency battery (optional)
✔ 4G Cat1 Connectivity
MQTT protocol optimized for IoT
-162dBm tracking sensitivity
✔ Geo-Intelligence Features
Dynamic geofencing with multi-level alerts
90-day trajectory memory
3. Technical Parameters
| Category | Specification |
| RF Performance | 2320-2370MHz/2575-2635MHz |
| Positioning | Cold Start: 32s (typ.) |
| Hot Start: <5s | |
| Transmission | Output Power: 28.0±2dBm |
| Environmental | -20°C to +60°C operation |
| Power | 3.7V Li-ion (5000mAh optional) |
4. Functional Matrix
| Feature | Operational Details |
| Scheduled Reporting | Configurable interval positioning |
| Virtual Perimeter | 500m-100km adjustable geofence |
| Movement Analytics | Speed/direction/stop duration recording |
| Power Loss Alert | Instant notification on power disruption |
5. Compliance & Compatibility
China Mobile 4G network certified
RoHS/CE compliant hardware
OTA firmware upgradeable
Company Details
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
2016
Total Annual:
10000-100000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
1.Company info Youwei Communication is a professional GNSS system (GPS, Beidou. GLONASS, GALILEO) navigation solution provider. Intended to provide a one-stop GNSS satellite timing, measurement, positioning, and navigation solution provider to OEM/ODM customers and system integrators both domesti... 1.Company info Youwei Communication is a professional GNSS system (GPS, Beidou. GLONASS, GALILEO) navigation solution provider. Intended to provide a one-stop GNSS satellite timing, measurement, positioning, and navigation solution provider to OEM/ODM customers and system integrators both domesti...
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