Price and specifications
NO.1 DT28 smart watch

Screen size 1.54 "
Resolution 240X240 px
Battery capacity 230 mAh
Standby time 20 days
SIM card No
Waterproof Yes

Smart watches NO.1 DT28

Release DateFebruary 2019
Availability On sale
Brand NO.1
Model DT28



Gender unisex
Color Black, Silver
Compatibility OS Android, iOS
Functions Alarm, Anti-lost, Heart rate, Phone book, Pedometer, Sleep monitor, Blood oxygen, Blood pressure
Band material Silicone, Leather, Metal
Case material Metal
Waterproof Yes
Ingress protection IP68 (protected from total dust ingress and from long term immersion in liquids up to a specified pressure)

Performance and memory

Chip type Nordic NRF52832
CPU cores 2
CPU frequency 1G MHz
RAM memory 64 Mb
ROM memory 512 Mb


SIM card No
Network generation 2G
2G (GSM) frequensies 850, 900, 1800, 1900
Bluetooth Yes
Bluetooth version 4.2
Wi-Fi No
TF card slot No


Screen shape Circle
Screen type TFT LCD
Operating mode touch screen
Screen size 1.54 " (inch)
Resolution 240X240 px


Battery capacity 230 mAh
Charging time 2 h
Standby time 20 days


Length 150 mm
Width 88 mm
Height 31 mm
Weight 59 g

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