The ST500 gives you instant feedback as to its status. The icon will change based on what the application is doing.

Ready

The ST500 is connected to the phone system and is ready to make and receive calls.

Talking

You are currently on a call.

On Hold

You currently have a caller on hold.

Connecting

The ST500 is trying to connect to your phone system. If it takes more than a few minutes to connect, you should talk to your system administrator to diagnose why.

Error

There is an issue with the ST500s configuration. Contact your system administrator.

The ST500 gives you instant feedback as to its status. The icon will change based on what the application is doing.

Ready

The ST500 is connected to the phone system and is ready to make and receive calls.

Talking

You are currently on a call.

On Hold

You currently have a caller on hold.

Connecting

The ST500 is trying to connect to your phone system. If it takes more than a few minutes to connect, you should talk to your system administrator to diagnose why.

Error

There is an issue with the ST500s configuration. Contact your system administrator.

Shows you the name and number of the person that you are talking to.

The name will only show if the person is stored in your phones contacts.

If the contact details are not available you can go to the call history, click edit and it will add a new contact to your phone.

Shows you the number of hours : minutes : seconds that you have been on the call.

The timer only shows when you are connected.

The photo of the contact (from your phone book).

If no photo is available a default photo will be displayed as shown below.

Press this button to hang-up on the call.

Pressing this button will allow you to choose your audio device.

You're using handset mode (hold the phone to your ear to communicate).

You're using speaker (hands-free) mode.

Your Bluetooth headset is in use.

If you do not have a Bluetooth device connected, it will simply toggle between a handset and a hands-free call.

Press to toggle the microphone on or off.

You are muted.

Your microphone is listening.

Tap this button to initiate a video call.

If the other party has a video capable phone they will be able to accept or decline your request.

Hold

Tap to place the other party on hold. During this time, music will be played.

Transfer

When you have one person on hold and are talking to another, press the Transfer button to hang-up and connect the other two people.

At this point you might also see a conference button allowing you to communicate to both parties at the same time. (System dependant)

Press to show a dial pad to allow you to dial digits.

This is especially useful when calling automated services like phone banking that require you to enter information.