MeiTrack MT90 User Manual download pdf (Page 12)

Volume- / GPRS

Button

Light press to turn down the volume.

In standby mode, long press for 2 seconds, when

the buzzer “BI” once, GPRS function will be enabled

automatically. ( Precondition: GPRS parameter must

be set in advance, default GPRS message interval is

10 minutes).

Long press for 2 seconds again, when the

buzzer “BI” twice, GPRS function will be disabled

automatically.

Note: you can disable GPRS button through Meitrack

Manager to avoid operating failure (default: valid).

11 Lanyard Loop For connecting lanyard.

No. Item Description

12 Battery Cover

Install the battery, SIM card and Micro SD card by

removing the battery cover.

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MeiTrack MT90 User Manual Page 12