Listed below are some frequently-asked-questions (FAQs). Simply click the text to find out more.
Each Oysta device has a SIM card inserted to allow you to communicate in emergencies. This SIM card may have been provided by Oysta, your service provider, your employer or by yourself. You should be aware that calls to or from your device may incur a charge and you should check your specific arrangements.
If you have a SIM card supplied by Oysta we provide an airtime tariff bundle included into your monthly service that includes 15 minutes of voice and 5mb of data. Making outbound calls in excess of this airtime tariff bundle could incur an additional charge. SMS/text messages are also not included within the Oysta airtime tariff bundle and are chargeable.
Oysta airtime tariff charges outside of bundle using the Oysta Aggregated Roaming SIM:
Voice – UK landline; £0.20 per minute
Voice – Same network; £0.20 per minute
Voice – Other network; £0.20 per minute
Voice – Europe Inbound; £0.20 per minute
Voice – Europe Outbound; £0.20 per minute
GPRS – UK; £0.84 per megabyte
GPRS – Europe; £0.84 per megabyte
Location Request; £0.08 per SMS
Settings Change; £0.08 per SMS
Alarm – Text message; £0.08 per SMS
Alarm – E-mail alert; Free-of-charge
Fallback – Text Message; £0.08 per SMS
If you have no network or the screen displays “Emergency”, move to a place with a better signal. If no signal appears, switch device off and on. Contact your service provider if the problem persists.
Each Oysta device has a SIM card inserted to allow you to communicate in emergencies. When using your Oysta device to make outbound calls you should refer to the adjacent section; SIM Airtime Tariff: Making Calls for further details.
This SIM card may have been provided by Oysta, your service provider, your employer or by yourself. You should be aware that calls to or from your Oysta device may incur a charge and you should check your specific arrangements.
If your SIM card is supplied by Oysta we insert a roaming SIM card to help ensure best connectivity. You should be aware that dialling into or receiving calls on your Oysta device may incur charges to the person making the call. These charges are not set by Oysta and are dependent upon your specific arrangements with your landline or mobile service provider. If you are unsure, you should contact your landline or mobile service provider and ask them if the specific Oysta device phone number will incur any additional charges.
The same advice applies to sending an SMS/text message to the Oysta device, please check with your mobile service provider. Please also note that the Oysta device can receive messages but cannot write and send an SMS/text message response.
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