Latest AT&T Cingular Flip IV user agents:
| User Agent | Browser | Platform |
|---|---|---|
| Mozilla/5.0 (Mobile; ATT_U102AA; rv:48.0) Gecko/48.0 Firefox/48.0 KAIOS/2.5.3.1 | Firefox Mobile 48 | KaiOS 2Cingular Flip IV |
| Mozilla/5.0 (Mobile; ATT_U102AA; rv:48.0) Gecko/48.0 Firefox/48.0 KAIOS/2.5.3 | Firefox Mobile 48 | KaiOS 2Cingular Flip IV |