4G Smart Waterproof Car OBD Remote Mornitoring Speeding Alarm Real Time
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Product Highlights
- Lifetime Warranty: Comprehensive lifetime warranty coverage for all mechanical defects.
- Real-Time GPS Tracking: Accurate positioning with GPS+BD+LBS, under 10 meters precision.
- 4G Network Support: Supports 2G and 4G networks with SIMCOM-A7670SA chip.
- Customizable Platform: OEM and ODM services available for hardware and software.
- Waterproof Design: Durable waterproof construction suitable for various car environments.
- Long Battery Life: 17 hours stationary battery life and 3 hours continuous working time.
- Global Certification: CE and Nb certified for reliable performance and safety.
- Flexible Customization: Full customization options including logo, design, and samples.
Product Attributes
- Customization
- Available
- After-sales Service
- Lifetime
- Warranty
- One Year
- Model NO.
- TO4S
- Function
- Real Time GPS Car Tracking
- Certification
- CE Nb
- Usage
- All Kinds of Car
- Network
- 2g and 4G
- APP
- Ios and Android
- GSM Chip
- Simcom-A7670SA
- Transport Package
- Negotiated
- Specification
- L49mm*W38.6mm*H33.4mm
- Trademark
- supporting customization
- Origin
- Guangzhou, Guangdong, China
- HS Code
- 8526911000
- Production Capacity
- 50000 Units / Month
- Package Size
- 23.50cm * 13.50cm * 16.50cm
- Package Gross Weight
- 0.500kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of 4G Smart Waterproof Car OBD Remote Mornitoring Speeding Alarm Real Time
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Product Description


| Model | TO4S |
| GSM specifications | |
| GSM chip | SIMCOM-A7670SA |
| GSM channel | LTE-FDD:B1/B2/B3/B4/B5/B7/B8/B28/B66 GSM/GPRS/EDGE 850/900/1800/1900MHz |
| GPRS class | Class 12,TCP/IP |
| Communication mode | TCP/IP |
| Body memory | 128Mb |
| Phase error | -5°~5° |
| Maximum output | EGSM900:33dBm±2dB/5dBm±5dB DCS1800:30dBm±2dB/0dBm±5dB EGSM900 (8-PSK):27dBm±3dB/5dBm±5dB DCS1800 (8-PSK):26dBm±3dB/0dBm±5dB LTE-FDD B1/B3/B5/B8:23dBm±2dB/<-39dBm LTE-TDD B34/B38/B39/B40/B41:23dBm±2dB/<-39dBm |
| Maximum frequency error | ±0.1ppm |
| GPS specifications | |
| GPS chipset | AT6558R |
| Positioning mode | GPS+BD+LBS |
| frequency | L1,1575.42Mhz C/A code |
| Number of channels | 72 |
| Positioning accuracy | <10 meters |
| Tracking sensitivity | -160 dbm |
| Capture sensitivity | -158 dbm |
| Positioning time | Avg.hot start <2s Avg.warm Start <28s Avg.cold start <38s |
| Working parameters | |
| Operating voltage range | 12-36V |
| Working current | 50mA(12V)/40mA(24V) |
| Quiescent current | 5mA |
| battery | 100mAh |
| Continuous working time | 3h |
| Continuous stationary battery life | 17h |
| Storage capacity of blind spot track points | 500 |
| Operating temperature | -20°C to+60°C |
| Working humidity | -40ºC~+85ºC |
| Dimensions | L49mm*W38.6mm*H33.4mm |
| weight | 42g |




Guangzhou T-mark Technology Co., Ltd is a company who can provide a series of GPS tracker (2G, 4G, wired gps tracker and wireless gps tracker) and professional tracking platform which support 186 models. And our factory was established in 2011, and mainly promoted GPS devices in domestic at the beginning, later, we have developed
overseas' agents in Domestic. Recent years, we have been developing overseas market by our own self.


Contact Us
Company Website: www.t-mark.top
Sales: Hebe Zhang
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASI2311206". Items marked "" are certified.
Company Profile
Guangzhou T-mark Technology Co., Ltd is a company who can provide a series of GPS tracker (2G, 4G, wired GPS tracker and wireless GPS tracker) and professional tracking platform which support 186 models, besides, we support OEM, ODM service, free technical support.
And our factory was established in 2011, and mainly promoted GPS devices in domestic at the beginning, later, we have developed overseas' agents in Domestic. Recent years (in 2021), we have been developing overseas market by our own self.
Now, our clients is on all continents, we have also received positive feedback on our products, our service. At the same time, we have been working on upgrading existing products and developing new products to enhance customer experience and meet customer market needs.
In the future, T-Mark Group will be the best supplier in the market, we will keep our mission and vision in mind!
Our Mission / Vision:
What we manufacture, What we guarantee;
Make all user-friendly, Protect your wealth
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- Room 310, Building a, No. 33 Science Avenue, Huangpu District, Guangzhou, Guangdong, China
-
Plant Area
- 128 square meters
-
Number of Employees
- 9
-
Registered Capital
- 1,000,000 RMB
-
Terms of Payment
- LC, T/T, PayPal, Small-amount payment
-
International Commercial Terms(Incoterms)
- EXW, CFR, CIF, FOB
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Guangzhou Port, Shenzhen Port
-
Minimum Order Quantity
- 2 PCS
-
Supply Chain Partners
- 2
Our Production Capability & Technical Expertise
-
Main Products
- GPS Tracker, Car Tracker, GPS Vehicle Locator, E-Bike Positioning Device, Anti-Theft GPS Tracker
-
Customization Options
- Flexible customization, Minor Customization, Full Customization, Customization from Designs, Customization from Samples
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 2 people
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2021-03-18
-
Export Year
- 3 Years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, Australia
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 5
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- Can you do hardware/software customization?
- Yes, we offer not only OEM but ODM services, include online tracking platform. Our professional technician would also provide more after-sales service 7/24 hours.
- Does this GPS tracker need a sim card?
- Yes.
- How long will I get the goods after the payment?
- This depends on quantity and logistics system. In normal condition, the goods will arrive at your address in 7-30 days. More details, please contact our sales for confirming.
- Do you accept rebrand & logo custom?
- Yes, rebrand on product case or product itself is available.
- How are your quality control?
- All products have been 100% strictly quality checked in the house before packing.
- What is the warranty period?
- We provide a one-year warranty for the product and lifetime after-sales service.
- What is the minimum order quantity?
- The minimum order quantity is 2 PCS.
- What are the payment terms?
- We accept LC, T/T, PayPal, and Small-amount payment.
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