GP-550 uses Bluetooth to connect Bluetooth cell phone with common telephone or PBX. It makes immediately PBX has a trunk by cell phone to transmit and it is not only far away from the electromagnetic wave, but also unnecessary to change user¡¦s habit of using the table phone to using cell phone. GP-550 can set 4 paired cell phones which are waiting for to be connected and can determine which paired cell phone will dial out according to the prefix numbers user dials in order to save expenses.
Feature:
1. Voice is transmitted on the trunk that connect PBX phone with Bluetooth cel
[Taiwan]
Properties and merits of QTZ80 tower crane: 1. The rated load moment of QTZ80 tower crane is 800KN. m, the maximum lifting weight is 8T, and the maximum working range is 55 meters. The end lifting weight is 1. 3T. 2. The lifting height of QTZ80 tower crane can be45 meters when standing stationary alone, and 150 meters when anchored, suitable for the construction of buildings lower than 50 floors. The structure of this tower cranes is rational, for the main functioning steel parts, such as the tower and the crane, are made up of seamless steel tubes with proper hardness, little wind resista
[China]