Manufacturer Information:

Briartek Cerberus  website
Pricing and Ordering
User Manual

Product Description
An Iridium based messaging device with Bluetooth 2.1 pairing and IP67 environmental protection. It is claimed to be compatible with iPhone, iPod Touch, Blackberry and Android devices. It will use a connected phone in preference to satellite communications whenever possible, thus saving satellite charges. The company says it has been shipping since late 2011.

Integration Information
CerberLink Application Programming Interface (API) 

2012.09.27 Patent Bombshell, BriarTek seeks royalties from Iridium
2012.01.27 Panbo Cerberus review, inReach comparison.
2011.01.09 Panbo   ’And hello Cerberus! Spot Connect on Steroids?’
2011.04.25 Expedition Portal ’Briartek Cerberus thread’