AT&T APN settings for Energizer Hardcase H550S
Energizer Hardcase H550S does not support AT&T GSM / HSPA / LTE at this time.
Explain Energizer Hardcase H550S compatibility with AT&T
AT&T 3G APN with Energizer Hardcase H550S
Energizer Hardcase H550S does not support AT&T 3G.
AT&T 4G LTE APN with Energizer Hardcase H550S
Energizer Hardcase H550S does not support AT&T 4G LTE.
Sorry, but it does not look like Energizer Hardcase H550S will work on AT&T. But please note that the compatibility of Energizer Hardcase H550S with AT&T, or the AT&T network support on Energizer Hardcase H550S we have explained here is only a technical specification match between Energizer Hardcase H550S and AT&T network. Even Energizer Hardcase H550S is listed as not compatible here, still AT&T network can allow (rarely) Energizer Hardcase H550S in their network with special agreements made between AT&T and Energizer. Therefore, this only explains if the commonly available versions of Energizer Hardcase H550S will work properly on AT&T or not, if so in which bands Energizer Hardcase H550S will work on AT&T and the network performance between AT&T and Energizer Hardcase H550S. To check if Energizer Hardcase H550S is really allowed in AT&T network please contact AT&T support. Do not use this website to decide to buy Energizer Hardcase H550S to use on AT&T.
Energizer Hardcase H550S network specifications
|OS||Android 7.0 (Nougat)|
|Network bands||GSM / HSPA / LTE|
|Speed||HSPA 42.2/11.5 Mbps, LTE-A (2CA) Cat6 300/50 Mbps|
|Network frequencies||GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2|
HSDPA 900 / 2100
LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 28(700)