Overview
You can send message to your friends
without using your phone’s network or wifi. But you have to use a another
device which allows you to send message it’s a new generation small device that
connects with your android or iphone and enables to end-users to send texts and
share locations on a peer-to-peer basis, you can send message to your friend or
family member by operating this device without any network. You can activate
goTenna by pulling the aerial out, then pair to your ios or android device via
Bluetooth-LE. Set up your account in seconds-now it’s ready foregoing the need
for centralized communications infrastructure of any kind to share location using
goTenna's free offline maps or send text.
Feature
- It’s work on public VHF spectrum known as the multi-Use Radio Service (MURS) (151-154 MHz), and is certified under Part 95 by the FCC.
- Inside are a circuit board, radio chips, a custom antenna, and a lithium-polymer battery which can be recharged with a micro-USB cable.
- The casing of this device made of metal, nylon and silicon, and is water resistant.
- The hardware features a retractable self-tuning antenna and 2-watt radio. It weighs approximately (52 g), and its dimensions are 5.8 x 1 x 0.5 in (147.3 x 25.4 x 12.7 mm). When the device extends, its length increases by 2.2 in or 55.8 mm. It weighs about 1.8 oz (52 g). GoTenna is sold in pairs and can communicate with any other GoTenna device within range.
- End-to-end encryption (384-bit elliptic curve)
- Send & receive messages for free Share locations on detailed offline maps (also for free!)
- Instantaneous transmission within range 1-to-1 & group messaging
- Delivery confirmation & message retry (1-to-1 chats only)
- "Shout" broadcasts to anyone within range
- End-to-end encryption (384-bit elliptic curve)
- Compatible and inter-operable with iOS & Android devices
- Upgrade-able via firmware & software updates
Dimension and Weight
The dimensions of the device are roughly 5.8 in x 1 in x 0.5 in or 147.3 mm x 25.4 mm x 12.7 mm. When the pull out the aerial, its length increases by 2.2 ” or 55.8 mm. It weighs about 1.8 oz or 52 g.