User's Guide

MEITRACK P88L GPS Personal Tracker User Guide
Copyright © 2020 Meitrack Group All rights reserved. - 9 -
(1) Users can call the device by authorized phone numbers. After a phone call is answered, press
1 to enable the two-way calling function or press 2 to listen in the device.
(2) When users call the device by authorized phone numbers, the device will answer the phone
call automatically. (The auto answer function needs to be enabled in advance.)
(3) When an alert such as the SOS alert and man down alert is sent, the device will send an SMS
message to or dial the authorized phone numbers.
2.3.7 Calling Settings
The calling function can be set on the Meitrack Manager software.
 Call volume settings: Users can set the volume of the speaker and microphone.
Microphone volume: decimal. The parameter value ranges from 0 to 8. When the
parameter value is 0, the microphone is muted.
Speaker volume: decimal. The parameter value ranges from 0 to 5. When the parameter
value is 0, the speaker is muted.
 Emergency call
(1) Enable the Avoid Voicemail Box function. After five seconds a phone call is answered, the
device sends a voice prompt every 15 seconds to the authorized phone number: "Press 1
on your phone to keep the conversation. Otherwise, the call will be disconnected soon."
Press 1 on your phone to cancel the voice prompt. If the 1 key is not pressed within one
minute, the device determines that this is a voicemail message and the phone conversation