ZTE Z6621O Optus X Vista TD-LTE AU - Frequency Bands and Network Compatibility
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The ZTE Z6621O Optus X Vista TD-LTE AU supports 4 GSM bands, 2 UMTS bands, and 6 LTE bands. See the tables below for details.
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Supported Frequency Bands (12)
GSM
| Name | Interface |
|---|---|
| 850 | GSM |
| 900 (E-GSM) | GSM |
| 1800 (DCS) | GSM |
| 1900 (PCS) | GSM |
UMTS
| Name | Interface |
|---|---|
| B1 (2100) | UMTS |
| B8 (900 GSM) | UMTS |
LTE
| Name | Interface |
|---|---|
| B2 (1900 PCS) | LTE |
| B4 (1700/2100 AWS 1) | LTE |
| B7 (2600) | LTE |
| B8 (900) | LTE |
| B28 (700 APT) | LTE |
| B40 (TD 2300) | LTE |
