CAPPED PRICE SHIPPING FOR ORDERS UP TO 15KG TO MOST AREAS - ORDERS OVER $1,000 FREE SHIPPING

LD Systems U306 IEM Wireless In Ear Monitor System (655-679 MHz)

LD Systems

LD-U306IEM

The LD Systems U306 in-ear monitoring system has been developed for unlimited freedom of movement on the stage with perfect in-ear monitor sound at all times. Developed in Germany, their clear, modern design and straightforward operation make them the perfect choice – not just for beginners. Their reliable range of up to 100 m and their low-reaching frequency band of 50 Hz to 16 kHz ensure professional performance. U300® in-ear sets is available for operation in the 655 MHz - 679 MHz frequency band. Six systems can be used simultaneously. To check if this frequency band operates problem-free in your area please use the ACMA Channel Finder at http://channelfinder.acma.gov.au/.

The U300® in-ear transmitters offer a choice of 12 transmission channels and an RF transmission power of 10 mW. They can also be operated in mono or stereo mode. Combo sockets serve as symmetrical XLR and asymmetrical 6.35 mm jack inputs. Left and right input levels can be controlled separately, while two LED chains indicate audio signal strength.

The U300® bodypack receiver has a mini jack socket to connect the earphones as well as displays for channel, stereo mode and low battery status. Running on two AA batteries, it has an operating time of 10 hours. A practical controller allows individual adjustment of the monitoring volume during performance. 19" rack assembly kit included.

System available with or without earphones

Warranty: 2 Years

  • Reliable wireless transmission with a range of up to 100 m
  • Low-reaching frequency response
  • 12 selectable channels
  • Choice of stereo or mono mode
  • Up to 6 systems can be used simultaneously
  • 10-hour bodypack operating time with two AA batteries
  • Unlimited number of bodypacks can be set to the same transmission frequency
  • Channel and RF reception displayed on bodypack
  • Transmitter in rugged metal casing with stereo level display
  • Removable antenna with BNC connection
  • 19" rack assembly kit included.
Product type In-ear Monitoring
Type Receivers
Type Transmitters
Transmission frequency range 655 - 679 MHz
Transmission frequency range 655 - 679 MHz
Type Set
Transmission frequency range 655 - 679 MHz
Channels 12
Channels 12
Modes of operation mono/stereo
Transmission method FM, mono/stereo
Weight 1,51 kg
Frequency response 50 - 16.000
Transmission method FM, mono/stereo
Rated HF output power 10 mW
Frequency response 50 - 16.000
Total Harmonic Distortion (THD) 0.25 %
Signal-to-noise ratio 90 dB
Total Harmonic Distortion (THD) <0,5%
Audio output 3.5 mm TRS
Minimum connected impedance 16 Ohm(s)
Max. audio output level 100 (@ 16 Ohms load capacity) mW
Max. audio output level 73 (@ 33 Ohms load capacity) mW
Dynamic range 88 dB
Antenna connector Fixed to housing
Controls Channel down
Controls On/off switch
Controls volume control
Controls Channel up
Inputs 2
Input connectors 6.3 mm jack
Input connectors XLR
Input impedance (kOhms) 8.5 kOhm
Indicators LC display
Indicators RF (LED)
Input sensitivity -4.5 dbu
Power supply 2 x 1.5 V AA
Operating time < 10 hours
Width 64 mm
Antenna connector BNC
Controls input level
Controls Mono/stereo switch
Controls Power On/Off
Height 103 mm
Depth 24 mm
Indicators LC display
Power consumption 1.7 W
Power supply 12 - 18 V DC
Weight 0,085 kg
Features battery status LED
Features incl. batteries
Width 212 mm
Height 43 mm
Depth 123 mm
Weight 0,66 kg
Accessories (included) 19" Rack mount kit
Accessories (included) BNC-Antenna
Accessories (included) Power supply

Order weight is calculated on whichever of the dead (actual) or volumetric weight is the greatest. As of 11/6/25 capped $11.00 to $18.50 for up to 15kg to most areas. For orders under $50 options are Standard Postage $11.00 or Express Shipping for $18.50. Orders over $1,000 ship for free*. Express Shipping covers one delivery attempt so please provide an address where someone is available to sign for courier delivery between 9am and 5pm weekdays. You can instruct us to ask the courier to leave your parcel unattended in a safe place, although please be aware that if anything happens to the parcel, neither us nor the courier company can be held responsible. Work addresses are a great delivery option. If using a work address please include the business' name.

* for some larger items does not apply to Australian remote island locations, some mainland remote locations (outside Darwin NT and Perth WA metro areas) or outside Australia. If unsure if you are entitled to capped shipping it is best to contact us prior to placing order.

Should you find an identical stocked item for a lower price from a competitor, we will happily match the price, subject to certain terms and conditions. See our Price Match Policy