Zte R570 Quick Start Manual page 8

Your phone supports the texts messaging function. If the message
content is too long meaning more than the allowed 160 characters, it
will be divided into two or more text messages.
In the options menu you can select the following:
Send to：Edit the recipient, and then choose to send, edit recipient,

remove the recipient, remove all the recipients, or save to the
Drafts.
Input method：You can use this menu to set the required input

method and to insert symbols.
Insert template: You can insert common language in a text

message.
Advanced: In this submenu you can insert number or insert name.

Save: The edited message can be saved to the draft box through

this menu.
Inbox
Select Inbox to view message received
Click the options you can:
View: check the received SMS
Reply: reply the sender via text message.
Call sender: You can call the sender's phone number