The LD Systems U504.7 Wireless IEM Stereo Monitoring Systemis a stereo wireless in-ear monitoring system that offers clear monitor mixes with wireless freedom to musicians and presenters performing live on stage. Designed for both pros and beginners, this easy-to-use system marries a set of professional features with a modern design, reliable transmission, and straightforward operation. It is well suited for audio applications such as music performances, theater, rehearsals, broadcasts, presentations, houses of worship, and more.

The U504.7 IEM includes a 1 RU, 1/2 rack U500 IEM wireless transmitter with its rackmount kit and a U500 IEM bodypack receiver ready to accept the earphones of your choice. The system provides up to 10 hours of continuous use with two AA batteries in the receiver—at a range up to 328'. Up to 12 systems can operate simultaneously in each frequency band.

For Musicians Performing Live on Stage    Use with Your Own Earphones    Bodypack Receiver (No Earphones)    Rackmount Transmitter    Mono, Stereo, and Focus Modes    Limiter, 3-Band Parametric EQ    10 Presets with Individual Usernames    Switchable 2/10/30mW Transmission Power    Up to 12 Systems on Stage / 328' Range

• Use the 3-band EQ with parametric mids and the switchable limiter to keep sudden peaks at bay and ensure that your mix sounds exactly the way you like it.
• Choose between Stereo, Focus, or Mono monitoring modes. In Mono mode, the two L/R channels are summed. In Stereo mode, the balance between the L/R channels can be adjusted. In Focus mode, the L/R channels are played back in the center and the balance between the two channels can be adjusted directly on the pocket receiver.
• The bodypack receiver offers a choice of three squelch levels to automatically mute your receiver if you lose reception.
• With a signal-to-noise ratio greater than 95 dB and with less than 0.3% THD, the system's noise floor is exceptionally low, giving you clear and natural-sounding audio.

• The system offers 96 frequencies to choose from, enabling you to find a clean wireless channel at your location.
• The switchable 2, 10, or 30mW transmission power allows you to overcome interference and reach a maximum range of 328'.

U500 IEM Rackmount Transmitter

• The high-contrast OLED display with automatic dimming, along with a convenient rotary-push encoder allow you make quick adjustments—even in low-light situations.
• Individual usernames can be assigned to different performers and saved/recalled using a memory for 10 custom presets.
• The 1/4" headphone output with volume control allows you to monitor your mix before transmission.
• The transmitter is also compatible with U300 IEM bodypacks

U500 IEM Bodypack Receiver

• The 3.5mm output jack lets you connect your preferred earphones.
• A volume knob allows you to quickly increase or decrease the level in your earphones for a comfortable monitoring experience.
• The receiver quickly syncs with the transmitter via IR
• The multifunctional OLED displays the frequency group and the radio channel, the individual username, the reception strength, the battery status, and the audio level for the left and right channels.
• The receiver operates up to 10 hours on two AA batteries

Related Questions and Answers

Q: 1. Will this work with a G3 112 transmitter? For IEM and camera hop situations?

A: This item is not compatible with the G3 series. The Sennheiser EK 2000-IEM is a wireless bodypack receiver for in-ear monitoring compatible with 2000 Series wireless transmitters.

Q: 2. Where can I buy a couple extra receivers for this?

A: Here is the item number for VocoPro IEM-Digital receiver units: BH #VOIEMDIGRECV.

Q: 3. What is the transmission distance from transmitter to receiver?

A: The transmission distance for the VocoPro IEM-Digital In-Ear Monitoring System is approximately 100 feet line of sight.

Q: 4. What's compatible antenna combiner?

A: A great option for an antenna combiner for use with multiple Sennheiser XSW IEM SET Stereo In-Ear Wireless Monitoring Systems is the RF Venue COMBINE4 4-Channel Antenna Combiner with CP Beam Antenna and Cable Bundle (BH #RFCOMB4CPB): https://bhpho.to/3sKzfnr

Q: 5. is this compatible with the p112 transmitters of the same frequency bandwidth?

A: No

Q: 6. What's the difference between XSW IEM series and EW IEM G4 system?

A: The Sennheiser XSW IEM SET Stereo In-Ear Wireless Monitoring System and the Sennheiser ew IEM G4 Wireless Monitor System offer similar functionality and solutions with a few key differences. The XSW IEM offers 960 usable frequencies where the IEM G4 offers 1,680. The XSW offers up to 12 compatible channels in use at once on the same range where the G4 offers 16. Both systems offer a similar 300ft maximum operational range. The XSW receivers offer some unique functionality with the ability to let the user design their individual mix with Mono, Stereo, and Focus Mode settings. Simple controls enable them to dial in the volume and panning for both left/right signals and get the balance that works best.

Q: 7. Can you use multiple receivers with just the one transmitter?

A: Yes, the transmitter in the Sennheiser XSW IEM SET Stereo In-Ear Wireless Monitoring System can send the same signal to multiple Sennheiser XSW IEM EK Stereo Bodypack Wireless Receivers that are tuned to the same frequency/channel.

Q: 8. what kind of range do you get?

A: Unfortunately the manufacturer has not published this information at this point in time.

Q: 9. Can multiple simultaneous receivers be tuned to same transmitter channel to use for multi-people monitoring?

A: The system will determine what channel will be selected on receivers with the sync feature , becuase if you have too many receivers ijn the same channel you will get interference. or you can manually select the channel.

Q: 10. How big of a room and crowd can these speakers accommodate ? Truthfully ?

A: The Maui 5 is well-suited for smaller venues of about 650 square feet and can accommodate audiences of approximately 50 to 100 people. It can be used for presentations, live performance (soloists, duos and trios, especially acoustic performers) or playing recorded music, but it is not intended to be used for playing excessively loud music or music with very deep bass.