Operation Manual

AT-S3D Dual SIM Phone Manual

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 Phonebook:Enterthedirectoryofthephonebook.

 SMS: While having call conversation, you can view, receive and send short

messages.

 Mute/ Retrieve: After mute, the MIC will be inactive. Press “Retrieve” to

returnthenormalcallconversation.

 DTMF:YoucansetwhethertosendDTMFsignals.



Switch Bluetooth Audio Out: After Bluetooth function is activated, with this

function,youcanswitchaudioroutes.

Note: Some menu items need the support of the local network or can occur in

specialcases,suchasConferenceandNewCall.Consultthelocalnetworkoperator

fordetails.

Ifyouhaveappliedfordialholdfortheslave,inthecallconversationprocessofthe

slave,pressleftsoft

keyor“Options”tohavethefollowingfunctionmenus:

 Pause: Pause thecurrent call(subjectto theSIM card). Ifso,both partieswill

not be able to hear each other and the pause option change into “Retrieve”.

Choose“Retrieve”toreturnnormalcallconversation.

 End:Endthe

currentcallconversation.

 New Call: Enter thedial interface,dial anothercall. Afterit is connected, the

previouscallwillpause.Thisfunctionneedsthesupportfromthenetworkthe

SIMcardbelongsto