Overview of the GNS 5870 MFI Bluetooth GPS Receiver

Basically, the GNS 5870 MFI is a device that can transform your iPhone, iPad or iPod into a powerful web surfing system. This accessory includes both Apple and NMEA protocols and is compatible with all current GPS software applications. When you connect this receiver to your mobile device, it will recognize it automatically and use the specific protocol for iPhone, iPod or iPad. Moreover, what is great is that you will only need to set up the connections for these devices once.

The GNS 5870 MFI Bluetooth GPS Receiver is equipped with its own Li-Ion battery that can operate for approximately ten hours without using the energy of your Apple device. In addition, its power management is efficient and it will turn off when your device does not have a Bluetooth connection activated. At the same time, you can turn it on and off manually whenever you are not using it. Due to its 32-channel GPS chip, you can be sure that your connection is stable even in the most unfavorable environments such as high buildings or insulated rooms.


The manufacturer of this GPS Receiver is GNS GmbH – Global Navigation Systems, a company that was founded in 1998 in Germany and that a wide experience in providing traffic situation dependant navigation software and hardware. The technology they employ for the GPS receivers is TCM (Traffic Message Channel) compliant and provides easy and reliable ways of integrating the receivers into existing navigation applications. At the moment, GNS offers an impressive range of stand-alone devices, combined TCM-GPS receivers, TCM products and other components for TCM compliant solutions.

Their latest release, the GNS 5870 MFI Bluetooth GPS Receiver is compatible with iPhone 3G and 3GS, iPads and iPod 2G and 3G. In addition, it seems that this GPS receiver should work well with most Apple applications. On the other hand, if you want to be sure, it is advisable to contact GNS via phone or email if you want to confirm its workability with a specific model from the Apple family.

A quick look at the main features of the GNS 5870 MFI Bluetooth GPS Receiver

  • The high-sensitivity 32-channel GPS chip that enables a reliable connection even in locations where the signal is weak
  • It includes two protocols, NMEA and iPhone
  • The devices includes a STT Smart Touch Technology that allows you to turn the device on and off whenever you like
  • Specific operating systems for iPods, iPhones and iPads
  • Li-Ion battery that enables over 10 hours of operating the GPS
  • The device is equipped with 3 light indicators for GPS status, Bluetooth status and Charge indicator
  • When you receive the GPS receiver, you should also expect to get a socket adapter USB jack

Pros of the GNS 5870 MFI Bluetooth GPS Receiver

One thing you will appreciate about the GNS 5870 MFI is that it does not eat up your iPhone, iPad or iPod battery power. You can use it whenever you like and most importantly, you can be sure that you will have a reliable Bluetooth connection even in areas that are known for having a poor connection. What this means is that you can take this GNS GPS Receiver when you are going hiking in the mountains, for example. Moreover, you will only need to set up the connection the first time when you attach it to the device. Afterwards, the GPS receiver will automatically detect your device and enable the right protocol for a Bluetooth connection to your device.


Even though customers that have tested the product state that it works with most iPhone, iPods and iPads, the problem is that you cannot be certain if the GNS 5870 MFI Bluetooth GPS Receiver works well with iPod touch 4G. However, since there are mixed opinions on this matter, the best thing you can do is contact the manufacturer to gain the latest updates.


The GNS 5870 MFI Bluetooth GPS Receiver has received several 5 stars reviews, especially for its features such as user-friendly, reliability and the excellent power switch. At the same time, some customers are displeased with the feature that turns off the GNS 5870 MFI Bluetooth GPS Receiver by itself whenever it is not detecting a Bluetooth connection. On the other hand, you should consider that this is what the device is supposed to do to save energy!

In a nutshell

Overall, the GNS 5870 MFI Bluetooth GPS Receiver is a powerful tool that provides one of the best navigation systems for iPhone, iPods and iPads. The GNS 5870 MFI is easy to use, does not consume the power of your device and most importantly, it allows you to enable a connection even in areas with a bad signal.

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