Stay connected and in control, even when you're completely off-grid. The GarminA(R) inReach Messenger Plus lets you send two-way text messages, voice notes, and even photo updates-no cell service required. 1.08" MIP monochrome display Photo messaging via Garmin Messenger app 30-second voice messages without cell signal Two-way texting up to 1,600 characters Interactive SOS to Garmin Response Live GPS tracking and location sharing Automatic switching between Wi-Fi, cellular, satellite Up to 25-day battery life in tracking mode