Unique Simultaneously Watch Multiple Channel Alerts (in Standby) with EOM Detection, Reecom R-200 Same NOAA Weather Alert Radio (Green) Multiple Channel Watch (in Standby Mode) for indoor/outdoor, camping, or travelling use, 40 Siren / Voice volume level controls, Voice Timer or Voice EOM alert mode, Flashing LED for Warning, Watch and Advisory, 51 Event Memories with date / time history. Unique Event Effective Time Display - Auto Count Down (from 15 mins to 6 hours expiration time issued by NOAA) for up to 51 Active Events Simultaneously. Defeat Siren Function - Siren Enable / Disable option. Unique E.O.M (End Of Message) Detection Function - automatically returns to the previous state immediately before alert receiving (continuing with its previous operation). Easy to review radio settings such as stored county codes, event message siren Enable/Disable and channels under watch.