Infomark IF-W509S JooN1 Kid Smartwatch vs. Siemens SX45i Frequency Band Comparison
Comparison Criteria
Device 1
IF-W509S JooN1 Kid Smartwatch
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Device 2
SX45i
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Frequency Band Comparison
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| Frequency Band |
Infomark IF-W509S JooN1 Kid Smartwatch View device details |
Siemens SX45i View device details |
|---|---|---|
| GSM 900 MHz (E-GSM) | No | Yes |
| GSM 1800 MHz (DCS) | No | Yes |
| UMTS B1 (2100 MHz) | Yes | No |
