Explain:
Bluetooth smartwatch with a 1.54-inch touch screen supporting Sim TF card and camera, suitable for Android IOS smartphones (Apple phones can only use Bluetooth)
This watch does not have an SD memory card or SIM card. To take photos or save sound notes on your watch, you need to purchase an SD memory card. If you do not obtain a SIM card from an operator, the Internet, Facebook, Twitter, and WhatsApp will not work. When using a SIM card, the watch is only suitable for GSM operators.
If you decide to pair your phone with Bluetooth, the following functions will come into play (compared to the functions of connected apps):
Sending and receiving SMS, calling and making phone calls, pedometer, sleep monitor, calendar, alarm clock, contacts, reminders
Attention: Please fully charge the smartwatch before first use
If you are an Android phone, please scan the QR code and download the software
If you are an Android phone and connected to the app, the following functions will work:
1. From a watch to a phone
BT dialer on GLK - search for new devices and find your smartwatch (such as Meizu Pro 5) - connect.
2. Message
Synchronize phone or watch information.
3. Bluetooth
Set Bluetooth status, turn it on/off.
4. Call logs
After connecting to Bluetooth, you can view phone call records. Display all records, including missed calls, dialed calls, and answered calls; After selection, you can view the date, phone number, and phone number of missed calls, but only one person can call this number.
5. BT dialer
Paired devices for smartwatches
6. Remote notification program
When there are text messages, incoming messages from Facebook, and other applications on the connected phone, the watch will remind you to read
7. Remote control camera uses a mobile phone camera to take photos, but using a watch for remote control requires switching the camera on the phone in advance.
8. Loss prevention
Watch search phone, or phone search watch.
9. Long sitting reminder
You can set a time to remind you to do some exercise, and we suggest that this time can be one hour.
GSM 850/900/1800/1900 MHz, single mini SIM card slot
Bluetooth dialer, call reminder, Bluetooth call
Bluetooth SMS/IM message notified
1.54 "TFT LCD touch screen 240 * 240 pixels
Anti loss technology for binding mobile phones
Pedometer, sleep monitor, sedentary reminder, calendar
&Network connection:
SIM card type: Micro SIM card optional
Frequency: GSM 850/900/1800/1900 MHz
Bluetooth: Bluetooth 3.0
Storage: RAM 128M, ROM 64M; External storage: supported
TF card up to 32GB
Display: 1.56-inch TFT LCD, 240 x 240 pixels
Video recording: not supported
Media: not supported
Music/Video: Supported
Handwriting: Supported
Image format: JPEG, GIF, BMP, PNG
Music format: MP3, WAV
Features: Bluetooth dialer, contacts, call reminder, clock,
Loss prevention, pedometer, sleep monitor, sedentary reminder,
calendar
Battery: 380mAh
SMS: Support
USB port: Mini USB 5-pin interface
Color: Gold/Silver/Black/White
Size: 43.5 * 40 * 11.8 (mm)
Product weight: 75g
Gravity sensor: bracket
Packaging includes:
1x DZ09 smartwatch
1x USB cable
1x User Manual

Note:
Android: Please download an application called "BTNotification" from Google Play Store.
IPhone: iPhone does not require an application. Simply connect to Smartwatch through Bluetooth to obtain the following functions:
-Synchronize with iPhone:
-Synchronize calls
-Pedometer
-Calendar,
-Stopwatch, calculator, alarm clock, and music (Bluetooth)