SOMTLERK A221 1.91 Inch HD lPS Smart Watch User Guide
- June 13, 2024
- SOMTLERK
Table of Contents
A221
SMART WATCH
A221 1.91 Inch HD lPS Smart Watch
1.91″ HD lPS
128MB memory
IP68 waterproof
100+ sports mode
150+ watch face
Bluetooth calling
GloryFit APP
Dark skin monitoring
In vivo identification
1.91″
HD colorful screen
90%
Screen ratio
240X296
Resolution
Bluetooth call answer on the wrist
In an open environment, the BT connection distance supports within 15 meters
Professional DSP audio chipset processing and UTE’s self-developed call noise
reduction and acoustic algorithms provide high-quality call effects
Bluetooth call function working time, can be used for 4 days
Support ringtone reminder for incoming calls, and provide a variety of
ringtone options
Your ringtone is up to you
Support ringtone settings, you can adjust the volume of the ringtone sound You
can choose multiple ringtones for incoming calls and alarm clocks to enrich
Bluetooth calls Message reminder can choose multiple ringtone
settings
App views can be changeable
List View or Grid View, which one do you like?
Swich it by yourself now.
Brand new HR structural design
Fifth
generation HR/SpO2 solution，
Technology shines into your skin
- total of 100 sports modes are supported;
- Outdoor Running, Indoor Running, Outdoor Walking, Indoor Walking, Outdoor Cycling, Indoor Cycling, Pool
Swimming, Open Water swimming, Hiking, Yoga, Rower, Elliptical Machine, Cricket, Fitness, High Intensity Interval Training, Functional Strength Training, Core training, dance, stepper, decluttering.
Health management
Heart rate measured quickly
in 10 seconds close to7S of
Apple watch5| Blood oxygen measurement
can be obtained in about 15S
same as apple watch5 Suitable
for people of all skin tones| Scientific sleep monitoring
(deep sleep, light sleep,
REM)
Treasure Dial Adapt to a variety of styles
Delicate, stylish, sporty Changeable styles to suit your daily mood
Long battery life, durability 0is the most important thing
3 days working time when BT connecting，4days working time for daily mode（Other
brand only supports 1-3 days working time when BT connecting.）
Variety of temperament on the wrist
Classic color, stylish and elegant, always responding to your mood
Hardware parameters
| Configuration name | Specification Description/Brand |
|---|---|
| Bluetooth MCU | Realtek 8763EWE |
| Heart rate | VC30F |
| ACC | STK8321 |
| Touch chipset | 816D |
| Screen | Size |
| Type | TFT-LCD |
| Pixel | 240*296 |
Brightness
requirements| The highest brightness Typ 550cd/m2
Flash| 128M/XTX
Motor| 820
Charging time| 2hours| 1 Constant temperature25°C
Charging way| Magnetic charging
Battery| 200mAh
Working time| 3-4days
Waterproof level| IP68
Bluetooth| BLE5.2| I Call distance<15m
Support system| Android4.4/i0S9.0+