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HSDPA

AirVoice APN settings for Microsoft Lumia 640 LTE Dual SIM

Microsoft Lumia 640 LTE Dual SIM is compatible with AirVoice HSDPA.

To configure AirVoice APN settings with Microsoft Lumia 640 LTE Dual SIM follow below steps.

AirVoice Internet & MMS APN settings

Go to App list, tap Settings Cellular + SIM

If your phone supports more than 1 SIM card, choose SIM 1 settings or SIM 2 settings depending on the SIM that you want to use for AirVoice 2.
Turn on Data Connection.

Enable Use cellular data in For limited Wi-Fi connectivity
If you have more than 1 SIM card choose the SIM card for data connection in SIM for data connection
Enable 3G connection for faster data transfer speeds. Also enable Highest connection speed

Internet Configuration Settings:

In Cellular + SIM Settings, select SIM settings Add Internet APN
If you have a dual SIM phone select the SIM card.

Change the below settings

APN: att.mvno
User name:
Password:
Authentication type:
Proxy server (URL): 66.209.11.33
Proxy port: 80
IP type: IPv4

Tap Save


MMS Configuration Settings:

In Cellular + SIM Settings, select SIM settings Add MMS APN

If you have a dual SIM phone select the SIM card.

Change the below settings

APN: att.mvno
User name:
Password:
Authentication type:
WAP gateway (URL): 66.209.11.33
WAP gateway port: 80
MMSC (URL): http://mmsc.cingular.com
MMSC port:
Maximum MMS size: 1024
IP Type: IPv4

Tap Save.


For Microsoft Lumia 640 LTE Dual SIM, when you type AirVoice APN settings, make sure you enter APN settings in correct case. For example, if you are entering AirVoice Internet & MMS APN settings make sure you enter APN as att.mvno and not as ATT.MVNO or Att.mvno.

Microsoft Lumia 640 LTE Dual SIM compatibility with AirVoice

Microsoft Lumia 640 LTE Dual SIM is compatible with below network frequencies of AirVoice.

3G
HSDPA850 MHz, 1900 MHz

Explain Microsoft Lumia 640 LTE Dual SIM compatibility with AirVoice

AirVoice 3G APN with Microsoft Lumia 640 LTE Dual SIM

Microsoft Lumia 640 LTE Dual SIM supports AirVoice 3G on HSDPA 850 MHz and 1900 MHz.

Overall compatibililty of Microsoft Lumia 640 LTE Dual SIM with AirVoice is 100%. The compatibility of Microsoft Lumia 640 LTE Dual SIM with AirVoice, or the AirVoice network support on Microsoft Lumia 640 LTE Dual SIM we have explained here is only a technical specification match between Microsoft Lumia 640 LTE Dual SIM and AirVoice network. Even Microsoft Lumia 640 LTE Dual SIM is listed as compatible here, AirVoice network can still disallow (sometimes) Microsoft Lumia 640 LTE Dual SIM in their network using IMEI ranges. Therefore, this only explains if AirVoice allows Microsoft Lumia 640 LTE Dual SIM in their network, whether Microsoft Lumia 640 LTE Dual SIM will work properly or not, in which bands Microsoft Lumia 640 LTE Dual SIM will work on AirVoice and the network performance between AirVoice and Microsoft Lumia 640 LTE Dual SIM. To check if Microsoft Lumia 640 LTE Dual SIM is really allowed in AirVoice network please contact AirVoice support. Do not use this website to decide to buy Microsoft Lumia 640 LTE Dual SIM to use on AirVoice.

Microsoft Lumia 640 LTE Dual SIM network specifications

OS Microsoft Windows Phone 8.1 with Lumia Denim
Network bands GSM / HSPA / LTE
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Network frequencies GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
HSDPA 850 / 900 / 1700 / 1900 / 2100
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 28(700), 38(2600), 40(2300)
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