
SIM card cover: Just slides off, inside is a battery switch also.
Status Indicator: Power light on indicates battery OK. Flashing indicates needs charging.
GPS light on indicates 2 or more satellites have been found. Flashing indicates no Satellite found.
GSM light on indicates communication on mobile network.
SOS red light on indicates SOS is being sent.
LH and RH SOS buttons: Squeeze both for 2 seconds, sends an SOS message with holder's street address, also speed and direction if moving. During conversation, they become volume buttons. LH lowers volume, RH increases volume to the point where conversation can be hands free.
Speed dial buttons: Press RH SOS button and any button and a non SOS position report will be sent to people on call list. Pre-program 3 speed dial numbers into YesSOS device via service centre website and holder can call these numbers.
Press and hold 1 & 3 together and unit turns off, press 2 to turn on.
Mike: Microphone for conversation.
Communication diagram

Tracking and polling Yes SOS device with PhantomEye service centre
Diagram 1. shows results of a service centre website view after Yes SOS device holder has activated SOS buttons. (Click picture below to enlarge)

Diag. 1.
Besides this location report, an SMS and email are sent with similar information and also a location map can be viewed.
Email and SMS example: Attn Jane Smith. SOS:YesSOS On 31-08-06, 7:23 am loc is 469 Crown St, Wollongong, NSW 2500, Australia(0.34K NNE of McArthur Heights,1.22K NNE of Mangerton

SOS Location.
You can view exactly the same location map using a mobile phone.
NEW: You can now also track YesSOS device using Google Earth. (Click picture below to enlarge)

Similar results are achieved if holder sends a position report or Yes SOS device is polled from PhantomEye service centre website.
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