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W517
8541E
8521E
W377
W307
W117
W217
Product Overview

W377

High Secure 4G Smartwatch Platform
The W377 is powered with a dual-core Arm Cortex-A53 CPU structure, runs at 1.3 GHz, with a small package size design and a significate improved multimedia unit, compared with its previous generation. It has 2G/3G/4G modem, Bluetooth, Wi-Fi, and GNSS all built-in. The PCB layout is more flexible, and the 28nm HPC+ Process is adopted to better balance the performance and power consumption, which increases the energy efficiency by more than 30% compare with its previous generation. With high performance and low power consumption, W377 is designed for various scenarios such as Smart Watch.
Key Features
Global 4G Mobile Communications

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Supports LTE Cat.4 network to provide stable connectivity

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4G+ WiFi video calling

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4G and 4G+ global communication network connection
High-precision Positioning

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Ninefold positioning + high-precision positioning SDK + cloud platform

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Sub-meter positioning solution
Smart OS，Rich Applications

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Supports Android 8.1, providing higher protection for privacy and security

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Supports online friend chat, Alipay and other applications
High Integration, Small Size, Low Power Consumption

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Integrates 2G/3G/4G, Bluetooth, Wi-Fi, and GNSS, with flexible PCB layout

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Small package size, integrated WCN, low peripheral cost

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28nm HPC+ technology, battery life prolonged by more than 30%
Product Examples
Changhong Kids Watch V5
Product Parameter
colors