OWNER’S MANUALRWM-4USPROFESSIONAL WIRELESS QUAD MICROPHONE SYSTEM
Who reads manuals?Instead, go to vimeo.com/452672405 or scan the QR code and watch a short video, which shows you how to set this item up and how to use it.
Thank you for purchasing this Rockville RWM-4US Wireless Microphone System.Please read this owner’s manual carefully for proper use of your wireless microphone system. Should you need technical assistance, please call our technical helpline at 1-646- 758-0144, Monday through Friday, 9 am to 5 pm EST.
INCLUDES
- (4) microphones with LCD display
- full metal rack-mount receiver with LCD display
- 6 foot 4″ to 4″ cable (connects mic receiver to mixer or speaker)
- AC power adapter (w/5Ft cord)
- (8) AA batteries
- (4) antennas
- manual
- warranty card
Specs
Operating Range*: 300′-400′ (indoor), 250′-350′ (outdoor)Channel: 20 x 4 channel selectionFrequency Range: 500MHz-599MHzFrequency Stability: +0.005%Modulation Mode: UHFFrequency Response: 50Hz-20KHz (+3dB)Dynamic Range: 96dBS/N: 92dBT.H.D: < 0.1% (1KHz)Audio Outputs: XLR balanced + %4″ unbalancedPower Voltage: AC110V-240V 50/60HzOperating Temperature: 14°F-122°FMic Battery Operating Time: up to 10 hours
Tip:To minimize back, avoid operating the microphones close proximity of or in front of speakers.*Operating range is subject to environmental conditions.Results may vary.
Receiver (Front)
| a. Antennas | f. Channel C LCD display |
| b. Channel A LCD display | g. Channel C volume control knob |
| c. Channel A volume control knob | h. Channel D LCD display |
| d. Channel B LCD display | i. Channel D volume control knob |
| e. Channel B volume control knob | j. Power on/off |
Receiver (Back)
| a. Channel D antenna port | g. Channe C balanced XLR output |
| b. DC 12V power input | h. Channe B antenna port |
| c. Ya” mix out: outputs a mix of all channels | i. Channe B balanced XLR output |
| d. XLR mix out: outputs a mix of all channels | j. Channe A balanced XLR output |
| e. Channe C antenna port | k. Channe A antenna port |
| f. Channe D balanced XLR output |
Microphone
a. Microphone windscreenb. LCD screen: displays channel frequency and battery levelc. Frequency button: Press this button to switch the mic’s frequency.d. Power on/off button: Press and hold for 2 seconds to power on or off. While the mic is powered on, press quickly to mute or unmute.e. Battery compartment
LCD Displays
| a. Radiofrequency (RF) strength | e. Mic battery level indicator |
| b. Audio frequency (AF) strength | f. Mic frequency |
| c. Channel frequency | g. Mic channel |
| d. Mic battery level indicator |
Setup and Operation
- Plugin the power supply and turn on the receiver.
- The receiver should be at least 3′ off the ground for optimal transmission.
- Connect the antennas.
- The antennas should extend vertically.
- Depending on your setup, connect the appropriate outputs.
- Make sure the microphone battery is properly inserted and the base is secure.
- Turn on the microphone. It should automatically connect to the receiver.
- If necessary, use the frequency button on the mic to change its frequency.
- Adjust channel volume as necessary.
If you are using two or more sets of RWM-4US units, follow these steps.
- Plugin the power supply. Turn on the receiver and the handhelds.
- Take out the battery from the handheld directly, then reload the battery and press the SET button for 3-4 seconds until the handheld’s LCD flickers (4 handhelds can do this at the same time).
- Pull off the receiver’s AC adapter directly (do not press the POWER button) and then re-connect it. The receiver’s LCD of will read PAIRED. Now press each handheld SET button. The handheld LCDs will stop flickering. The unit is now ready for use.
- Press the power button to turn the unit off and then on again. This action will lock the RWM-4US unit’s current configuration.
- Repeat these steps for all other RWM-4US units being used.
Troubleshooting
| Problem | Solution |
| No sound or faint sound | •Verify all sound system connections or adjust channel volume as needed.•Verify that the receiver is connected to the mixer/amplifier. |
| •Verify your mics are turned on.•Check the mic’s frequency and adjust if necessary (see page 3).•Make sure the batteries are installed correctly.•Change the battery if necessary. | |
| •Make sure the AC adapter is securely connected to the unit and to the electrical outlet.•Make sure the receiver is powered on. | |
| Audio artifacts or dropouts | •Change receiver and mic to a different channel.•Identify nearby sources of interference (cell phones, Wi-Fi access points, signal processor, etc.) and shutdown or remove the source.•Change the microphones’ batteries.•System must be set up within recommended range and receiver kept away from metallic surfaces.•Microphone must be used in the receiver’s line of sight for optimal sound. |
| Distortion | Reduce microphone channel volume. |
| Sound level variations when switching to different sources | Adjust microphone volume as necessary. |
| Transmitter information does not appear on the receiver LCD. | The microphone is off. Please turn it on. |
FEDERAL COMMUNICATIONS COMMISSION COMPLIANCE INFORMATION
report this adResponsible party name: RockvilleAddress: 600 Bayview Ave, Entrance A, Inwood, NY 11096
Hereby declares that the product Rockville RWM-4US UHF microphone kit complies with FCC rules as mentioned in the following paragraph:This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
Visit us at:RockvilleAudio.comDue to constant improvements, these specifications are subject tochange without notice.Copyright 2020
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