Dual Card Slot GSM+CDMA 450MHz Phone Good Voice Quality Speaker Long Lasting

GSM+CDMA 450MHz Phone Precautions:
1. This product should not be used near garages, oil depots, chemical plants or any flammable and explosive items.
2. This kind of phone should be avoided in the hospital, it will interfere with medical electronic equipment, such as pacemakers and earphones.
3. If you find that the phone cannot successfully log in to the network, please check whether your SIM card or antenna is installed properly.
4. When using the phone (making calls or answering calls), it is forbidden to touch the antenna, otherwise the phone will be damaged. Such damage is not covered by the warranty.

CDMA 800MHz Phone Parameter:

GSM+CDMA 450MHz Phone Telephone:

1: Time to date: set time set date/time display format date format
2: Language: English or Chinese can be selected as the display language.
3: Automatic switch machine: the mobile phone automatically turns on and turns off automatically
4: Restore default value: Through this menu, the settings can be restored to factory settings and the phone memory can be cleared.