
To adjust the speaker volume, press the (UP) button to increase, or press the (DOWN) button to decrease. The LCD Screen will show the digital speaker volume level during adjustment. 3.3 Receiving a Call The unit is continuously in Receive mode when the unit is turned ON and not transmitting. When a signal is received on the current channel, the receive signal icon “RX” will be displayed on the LCD Screen. 3.4 Transmitting (sending) Press and hold the TALK (Push to Talk) button to transmit your v