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Sonnet: An Off-the-Grid Communication Device


Your phone is dependent on the mobile network. They can’t keep you connected when the mobile network is unavailable. In cases when network is unavailable or has very sparse coverage or is very expensive to use. The network could also be slow and congested with too many users or could be disrupted or completely destroyed.

Why we Need Sonnet?

On the other hand, walkie-talkies work anywhere. But they are bulky and cumbersome. Some walkie-talkies literally feel like bricks that you carry around. They also require a lot of tuning and setup before you can use it. Also, there is no text, no images, just bad audio, which often leads to miscommunication.

What Is Sonnet?

It is an Off-the-Grid communication device. It lets you use your smartphone as a super advanced walkie-talkie that can send instant messages, voice recordings, image data etc. This can be done even when you have no cellular coverage and no Internet access.

Requires No Cellular Connectivity.

It is brings the long-range wireless communication of the walkie-talkie to the smartphone and connects to your smartphone via Wi-Fi. It will transfer data sent from your phone to other Sonnet devices. This is done via the long-range radio wave. Your smartphones will no longer be dependent on cellular grid or network infrastructure. It allows it to be used even when you have no cellular connectivity or internet access.

Using Sonnet.

Step 1: Connect your phone to the WiFi access point on the it.
Step 2: Open browser and navigate to Sonnet Labs website.
Step 3: Start chatting.

It is easy to use. It does not require frequency tuning or setting a channel. Just connect and start chatting! Use the Sonnet App in the same way as any other instant messengers. You can send One-on-one private messages, Private group messages, Public messages to any Sonnet users in range.

Using The Sonnet App.

Sonnet App runs directly within your smartphone’s browser. So you don’t need to download or install any app. It is operates independently of any network infrastructure.

There is a 5 km point-to-point range between two Sonnet devices. This range can be up to 15 km if there is line-of-sight. In addition, Its comes with a SMA connector. So you can connect your own directional antenna to increase the point-to-point range even further.

It’s mesh network increases the effective range beyond point-to-point range by relaying data through other devices. There is absolutely no subscription fee when you use it. You can send as many messages as often as you want. If one device has internet connectivity, then the entire network can share it.

Offline Maps.

The Sonnet App comes with offline maps. This way you’ll be able to get directions and view points of interest without Internet connection. You can even leave virtual breadcrumbs on the offline map. This will help you retrace the path back to the origin.

In the case of emergencies, its App comes with a panic button. Long-press the button for 5 seconds will activate the SOS mode. It will broadcast your current GPS location and your distress message to all Sonnet users in range.

Battery Support.

There is a 4000 mAh lithium polymer battery that supports it. It comes with a USB port, so you can charge your smartphone with it.

The company has made it as secure as possible. All communications done with Sonnet are end-to-end encrypted. WPA/WPA protects WiFi connections between Sonnet and your smartphones.

Water Resistant.

It is features a rugged design that makes it well-suited for outdoor use. It is rated IP66, which means that it is dust tight and water resistant. This allows you to bring the Sonnet with you no matter which adventure you are on. it is to start shipping orders in November.