Grandstream Networks WP820 User Manual page 10

Display the list of the registered contacts and also the groups contacts with the ability of searching, adding,
Contacts
or editing the entries and also deleting the selected contacts. The maximum number of contacts is 1000.
Display the call history: Missed Calls, Accepted Calls, Outgoing Calls or All Calls. You can add contacts to
Call History
Shared Contacts directly from call logs.
SMS stands for Short Message Service and referred to as a "text message". With a SMS, you can send a
SMS
message by pressing "New" of up to 160 characters to another device or check the received ones.
Play Message: Play voice mail messages received.
Voice Mail
Set Voice Mail: Configure voice mail parameters.
LCD diagnosis
LCD off
LED diagnosis
Keypad diagnosis
Audio loopback
Acceleration sensor
Sensor calibration
Diagnostics
Proximity sensor
Vibrator
Certificate Verification
Traceroute
Ping
NSLookup
One-click Debugging
Account
Configure/View SIP accounts settings and account ringtone.
Call settings
Configure the account auto answer, call forward, DND and speed dial settings.
Network Settings
Configure the networks settings including Wi-Fi settings and additional networks settings.
Bluetooth Settings
Settings
Configure the Bluetooth settings including discovery, pairing and connection actions.
Basic Settings
Configure the basic settings including voice settings, display settings, Gestures and button customization,
language settings and date/time settings.
Advanced Settings
Configure the advanced settings including system upgrade, PTT/Paging settings, system security settings,
syslog settings and factory reset / reboot.
Alarm Clock: Configures the alarm clock settings
Applications
Calculator: performs arithmetic operations on numbers.