<!--ProdInc[170059570]/Mall:[rei_US]--> Monthly subscription required; please refer to manufacturer''s website for details Each Bivy Stick receives a dedicated phone number that will not expire as long as the account is active Delivers 2-way text messaging via the Global Iridium satellite network when cellular or Wi-Fi coverage is unavailable Send unlimited preset messages for free 100% global satellite coverage on the Iridium network means this works anywhere you can see the sky 24/7 emergency response monitoring from Global Rescue can be accessed through the app or the device''s SOS button Communication with emergency services is possible via the smartphone app; SOS alerts can also be cancelled via the device or the app GroupTrack allows for group messaging and tracking of up to 12 Bivy Sticks GroupTrack provides friends and family with the ability to monitor locations and participate in group text chats via the group webpage Features location tracking and sharing via satellite; map display and navigation; offline maps; one-touch check-in (available directly from device and via the Bivy app) Location Share webpage offers a full breadcrumb trail of your GPS check-ins, message history with a reply option, and log of shared tracks Receive weather forecasts via satellite IPX7 rating means this is considered waterproof; it can withstand submersion in water up to 1 m deep for up to 30 min. Shockproof MIL-STD-810 certified Compatible with all GoPro mounts (not included) Includes a 1-year manufacturer''s warrantyMade in USA. Technical specs <table border=1 cellpadding=5 style=''border-collapse: collapse;''><!--[--><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__head <img src=''https://www.antpop.co.kr/antMain/AntImgView?CustID=jellymom2&MallKind=US&MallID=rei&ProdInc=170059570&MallIDEncodeYes=0&SiteName=PostSelf'' width=''100px'' height=''20px''>