Operating Instructions 1. Open battery compartment door on back of receiver by pressing the tab down. 2. If using rechargeable NiMH batteries, slide the Alkaline/ NiMH switch to the NiMH position. Default setting is Alkaline for non-rechargeable batteries. See Figure 1. Figure 1: Battery selection switch CAUTION: RECHARGE ONLY NIMH BATTERIES...
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Figure 2: WIR RX22-4 Control Panel CHANNEL HEADPHONE SELECTOR JACK KNOB ON/OFF, VOLUME "ON"/LOW CONTROL SWITCH BATTERY INDICATOR A131 4. Insert earphone or neckloop into the headphone jack. 5. Turn the receiver on by rotating the Volume control knob. The ON indicator should illuminate RED. 6.
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Lanyard Clip Installation For hands-free operation of the RX22-4 receiver, use the provided lanyard clip to secure the unit on your lanyard, pocket or pants. To Install: Position the lanyard clip on the rear of the RX22- 4 receiver as shown in Figure 3A. Turn the lanyard clip 180° left or right as shown in Figure 3B.
Battery Information The WIR RX22-4 uses 2 AA batteries. We recommend using Williams Sound Alkaline batteries (BAT 001) or Rechargeable batteries (BAT 026) for longer battery life than other brand batteries. Low Battery Indicator The “On” indicator on top of the unit will flash to indicate low battery.
Limited Warranty Williams Sound products are engineered, designed and manufactured under carefully controlled conditions to provide you with many years of reliable service. Williams Sound warrants the WIR RX22-4 receiver against defects in materials and workmanship for five (5) years. During the first five years from the purchase date, we will promptly repair or replace the WIR RX22-4 receiver.
Safety Information HEARING SAFETY CAUTION! This product is designed to amplify sounds to a high volume. To protect your hearing and the hearing of others: 1. Make sure the unit is OFF or the volume is turned down before putting on the earphones. 2.
Recycling Instructions Help Williams Sound protect the environment! Please do not dispose of equipment or used batteries in the household trash. Take the equipment to an electronics recycling center or return to the factory.
System Specifications Personal PA RX22-4 Receiver ® Dimensions: 4.1” L x 2.85” W x 1.2” H (104.1 mm x 72.4 mm x 30.4 mm) Weight: 4.5 oz (127 g) with batteries Battery Type: 2x AA, alkaline (BAT 001) or NiMH (BAT 026) Battery Life: Alkaline: 60 hours, NiMH: 30 hours/charge Charging Contacts:...
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