l It support 900/1800/1900 triband system (It can work with any sim card easily), and reach to transactional monitoring function.
l Monitor is not limited by distance, that is, you can monitor anywhere.
l Time of standing-by is long. Matching it with Li-battery, it can last 1 week for standing-by.
l It has function of voice-controlling & dialing-back. It starts to monitor when there is somebody, contrarily, it stops monitoring.
l It has function of Text Fwd and Alert. It will advise when there is incoming telegram or news in brief in your phone.
l Supermini volume. Its’ size is much little than credit card’s.
l It can be put in any kinds of disguised product, and used as disguised monitor.
l It belongs to one-way monitoring module, and it wouldn’t give off any sound when you monitor.