SoundPlus™ Infrared Listening System
Optional Infrared Receivers
Figure 12: Four Channel Receiver, Model WIR RX22-4
| CHANNEL |
EARPHONE | SELECTOR |
JACK |
|
| OFF |
"ON" | ON/OFF |
INDICATOR | VOLUME SWITCH |
Figure 13: WIR RX15-2 Headset Receiver
Channel | Frequency |
|
|
1 | 2.3 MHz |
|
|
2 | 2.8 MHz |
|
|
3 | 3.3 MHz |
|
|
4 | 3.8 MHz |
|
|
A162
LEFT
BATTERY
COVER
Figure 14: WIR RX18 Under-the-chin Receiver
INFRARED
SENSOR
POWER/CHANNEL
SWITCH 
VOLUME | MUTE |
| |
KNOB |
|
MONITOR/MUTE
BUTTON
AUDIO INPUT JACK
RIGHT
POWER/ CHANNEL INDICATOR
A169
VOLUME CONTROL
| BATTERY |
|
|
MAN 119H | (BAT AP07D) | A235 | 11 |
|