4 Transistors Talkie Talkies (Item 99130) ® SIMPLE & USEFUL “PRESS TO TALK” BUTTON ® SEND & RECEIVE MORSE CODE ® SAFETY FLEXIBLE ANTENNA CAUTION : 1. Your Transceiver Set has been fully adjusted prior to shipment from the factory. Be sure not to touch the internal components other than replace batteries. 2. When the sound becomes weak, it is time to change the battery. 3. Always return the front “ON/OFF” button to the “OFF” position after playing. 4, Keep product in a dry and clean place.