This is the user manual of OPSSON Wi-3 GSM/GPRS digital mobile phone
This manual introduces the OPSSON Wi-3 GSM/GPRS digital mobile telephone, covering its physical appearance, key layout, and interface icons. It includes safety guidelines, such as traffic safety and restrictions on use in aircraft, hospitals, and hazardous environments.
The guide details how to install the SIM and memory cards, charge and replace the battery, and operate core functions like making calls, managing contacts, sending messages, using email, and accessing applications such as calculator, music player, and web browser. Emergency call procedures and maintenance tips are also provided. This manual is written in Chinese.
No, you should not use the phone while driving; if you must, stop the vehicle first.
Make sure the phone is powered on and in service area, enter the emergency number, then press the call key.
Refer to the "SIM 卡的安装" section for step‑by‑step instructions on inserting the SIM card.