... screen window 3. 11 Activity modules Tech specs of Wireless Conference System IR118 are as follow:General Specs: Transmission distance > 100 metersTransmission ... , E/5, F/6, 7, 8, 9, 0, ., <, >, CE, >>>, FnSupport Multi-Correct-OptionsThe signals send and received will displayed on the ... automatic program reset featureWeight:0.040kg 2 AAA battery Wireless Conference System