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A3 SOS Smartwatch for Elderly Phone Dial Calling IP67 Waterproof GPS Positioning Smart Watch with WiFi and SIM Card 4G Slot

$55.00
$75.00
Quantity: In Stock
SKU:Black
Model: A3

Basic Parameter
Waterproof rating IP67 Waterproof
Sim card Support
2G network frequency band GSM B2/B3/B5/B8
3G network frequency band WCDMA: B1/B2/B5/B8
4G network frequency band LTE_FDD:B1/B2/B3/B5/B7/B8/B20; LTE-TDD:B38/39/40/41(100MHz)
Audio format MP3/AAC/AAC+/WMA/DRA/AMR-NB
Image format JPG, JPEG, BMP
Battery 500-700mAh
Nginx server needs to configure pseudo-static rules, click View configuration method