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W517
8541E
8521E
W307
W117
W217
Product Overview

8521E

4G children's smartwatch platform
It has a global market share of more than 50% of 4G children's smartwatches. It is adopted by the world's leading children's smartwatches such as Little Genius, Xiaomi . The global scale of shipment is more than 10 million. The communication module is equipped with a shipment of over 100 million modems. It has field tests in more than 130 countries, covering more than 90% of the global population, and has established cooperative partnerships with more than 200 operators.
Key Features
Communication

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LTE Cat4/WCDMA/GSM, VoLTE

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4G+WiFi HD video call
High performance, light system

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RTOS lightweight operating system

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Low requirements on CPU and Memory resources
High-precision positioning

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Nine fold positioning technology + high-precision positioning SDK+ cloud platform

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Sub-meter level positioning solution
Maturity

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Field tests conducted in more than 130 countries worldwide, shipment by 200+ operators

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Mocor RTOS software platform
High integration and low power consumption

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Integration of 2G/3G/4G, Bluetooth®, Wi-Fi, GNSS, built-in LPDDR2, and NAND Flash

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More flexible PCB layout, one-sided board

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28nm process HPC+ technology, with 30% more performance

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Overall low power consumption
Product Parameter
colors