The inReach Messenger Plus provides SOS Satellite Communicator with Photo & Voice Messaging. Engineered for off-the-grid adventures. This pocket-sized satellite device is designed with a variety of features, including group texts, SOS alerts, and backup charging options, so you can be prepared for anything on your hike. Global two-way text messaging allows you to contact family and friends even when there's no mobile service available. Just need to let them know you're safe? Send a check-in message or live location to easily check in with contacts as you travel.Simply connect the inReach to the Garmin Messenger app on your smartphone to stay in touch on the go via mobile or satellite networks._In case of emergency, the inReach will send an interactive SOS message to Garmin's coordination centre, including confirmation that your message has been sent. With up to 28 days of battery life between recharges, the device offers safety charging too - ideal for when your phone needs some last-minute juice to send a message._Two-Way and Group Messaging - Exchange texts via satellite or mobile networks using the Garmin Messenger app on your smartphoneinReach Messaging - Seamlessly switches between mobile connection of your smartphone and a 100% global Iridium satellite network when it's available to offer maximum coverageSOS Alerts - Triggers an SOS message to Garmin Response in case of emergency, a 24/7 staffed emergency response coordination centre. Interactive SOS.Location Sharing - Share live location and current progress with friends and family using a LiveTrack feature linkCompact and Rugged Design - Tough, durable, impact-resistant and water-rated to IPX7Flexible Satellite Airtime Plans - An active satellite subscription is required to access the global Iridium network and communicate with your inReach Messenger satellite communicator (Annual and monthly plans available)Safety Charging - Backup charging option in case your portable battery dies. Connect inReach Messenger to your phone for enough safety charge to send a custom text message from the inReach Messenger device via your phone's touchscreenExtra-Long Battery Life - Rechargeable lithium battery inside lasts for up to 28 days in 10-minute tracking modeDimensions: 7.8 x 6.4 cm x 2.3cm (3.1″ x 2.5″ x 0.9”)Weight: 117.2g (4.1oz)Compatible: inReach remote, Garmin explore app and website·     Display type: Sunlight-readable, monochrome, transflective memory-in-pixel (MIP)Display Size: 2.53 x 1.1 cm 2.74 cm diagonal (1″ x 0.43″, 1.08″ diagonal)Display Resolution: 160 x 68 pixelsBattery type: Rechargeable internal lithium-ion·     High sensitivity receiver·     GALILEO, QZSS, BEIDOU·     USB-C·     GPS