Polaroid JSRTECH I7B WinPro 5.0 vs. Ericsson R380 / R380s Frequency Band Comparison
Comparison Criteria
Device 1
JSRTECH I7B WinPro 5.0
View full device details
Device 2
R380 / R380s
View full device details
Frequency Band Comparison
Select a band for more details
| Frequency Band |
Polaroid JSRTECH I7B WinPro 5.0 View device details |
Ericsson R380 / R380s View device details |
|---|---|---|
| GSM 850 | Yes | No |
| GSM 900 (E-GSM) | Yes | Yes |
| GSM 1800 (DCS) | Yes | Yes |
| GSM 1900 (PCS) | Yes | No |
| UMTS B1 (2100) | Yes | No |
| UMTS B8 (900 GSM) | Yes | No |
