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Wonlex KT38 4G eSIM Android Kids Smartwatch with AMOLED Display

The KT38 is a 4G Android kids smartwatch with a 1.78-inch AMOLED display, supporting both eSIM and Nano SIM for flexible carrier choice. Running Android 8.1 with Google Play support, it comes with Martian AI for voice assistance and translation. For location tracking, the watch uses GPS, AGPS, Wi-Fi and LBS to provide precise positioning both indoors and outdoors, while the modular design makes it easy to customize hardware and software for different OEM and ODM requirements.

Featured Functions

- 4G eSIM + Nano SIM Connectivity
The watch supports both eSIM and Nano SIM, allowing kids to make calls, send messages and get online directly from the wrist, all without a nearby phone.

- Intelligent Assistant
Martian AI comes preloaded for voice commands, translation and a handful of smart suggestions along the way.

- Vivid AMOLED Screen
A 1.78-inch AMOLED display with sharp colors and clear visuals.

- Positioning System
GPS, AGPS, Wi-Fi and LBS work together for location tracking whether the kid is indoors or outdoors.

- Basic Health Monitoring
Heart rate and body temperature get tracked in real time, giving parents a rough sense of how their child is doing physically.

- Quad-Core Processor
The watch is powered by an ASR8601 quad-core processor running at 1.5GHz with 2GB RAM for smooth everyday performance.

- Google Play Services
Standard Android apps are available through Google Play, and OEM/ODM partners can drop in their own apps or tracking platforms instead.

- Flexible Design
The modular design makes it easy to adapt for different market and customer needs.

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Specifications

Category Details
Model Name 4G Android eSIM & AI AMOLED GPS Watch (Modular Design)
Chipset / CPU ASR8601, Quad-Core ARM Cortex-A55 @ 1.5 GHz
Memory 2 GB RAM + 16 GB ROM
Operating System Android 8.1
Display 1.78-inch AMOLED Touchscreen, 368 × 448 Resolution
Camera 2 MP Front Camera
Connectivity 4G LTE / 3G / 2G, Wi-Fi, Bluetooth, eSIM / Nano SIM
Frequency Bands GSM: B2 B3 B5 B8 • WCDMA: B1 B2 B5 B8 • FDD-LTE: B1 B2 B3 B5 B7 B8 B20
Location Technology AGPS + GPS + Wi-Fi + LBS Multiple Positioning
GPS Accuracy 5 – 15 m
Wi-Fi Indoor Accuracy 20 – 100 m
LBS Accuracy 100 – 1000 m
Battery 730 mAh Lithium-Ion, up to 48 hours working time
Charging Interface Magnetic Charging Dock
Buttons 1 Multi-function Key (Power / SOS / Home)
Health Sensors Heart Rate Monitor + Body Temperature Sensor
Waterproof Rating IP67
Weight 52 g
Watch Size 50.6 × 42 × 14.8 mm
Languages Multi-Language Support
AI Assistant Built-in Martian AI Intelligent Voice Agent
Google Play Services Supported
Colors Blue / Pink / Black
Packaging 1 Watch • 1 User Manual • 1 Charging Cable
Warranty 2 Years

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Contact Us

If you can't find what you're looking for or you would like to send us a business inquiry, you are more than welcome to leave your contact info below and we will be in touch shortly.

Shenzhen Wonlex Technology Ltd.


Room 13A01, 14th Floor,
Tangwei Commercial Building,
Fuhai Rd,
Baoan District,
Shenzhen,
CHINA

Tel: +8618681535670

Emails:
- info@iwonlex.net (Business Inquiries)
- support@iwonlex.net (Service & Support)
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