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LD Systems U306HHD

The LD Systems U306HHD wireless handheld microphone is the newest addition to the popular U-Series from LD Systems. Developed in Germany with true UHF diversity to deliver excellent audio performance.  Operating in the B6 Frequency band (655 – 679MHz) and capable of reaching up to 100m range in ideal conditions. Up to six U300 systems can be used simultaneously in each frequency band. Convenient one-touch synchronisation via infrared ensures fast, and problem-free wireless connection between the transmitter and receiver, while a squelch with pilot tone helps prevent interference.

The LD Systems U306HHD microphone transmitter has a 10 mW output and lasts around 10 hours on two AA batteries. Tailored for speech and vocals with a smooth frequency response from 55 Hz to 16 KHz. The power switch features a handy standby mode for temporary muting. The U300® receiver is fitted with a bright LCD channel display, an LED chain for displaying audio signal strength and both a balanced XLR and an unbalanced 6.35 mm audio output. The audio output can also be switched to instrument level for directly connecting to guitar and bass amplifiers.

LD Systems U306HHD wireless mic features a fresh, modern design for today’s musicians and performers. With the option of upgrading the microphones sound characteristics with the U500®-series capsules.

  • Wireless handheld dynamic microphone system
  • Diversity UHF wireless system with FM technology
  • 12 selectable UHF channels
  • 100 m transmission range in ideal conditions
  • Simultaneous operation of up to 6 systems in the same area
  • Fast and easy ASC infrared transmitter and receiver syncing
  • Pilot tone and squelch helps prevent interference
  • Up to 10hr transmitter operation on two AA batteries
  • Stylish metal housing
  • Rackmount kit available as an optional accessory


Product number: LDU306HHD

Product type: Wireless Handheld Microphone System

Capsule Type: Dynamic, Cardioid

Transmission frequency range: 655 – 679MHz

Channels: 12 (1 group)

Frequency Response: 55Hz – 16kHz

Antenna: 2x Fixed

THD: < 0.3 %

Signal-to-noise ratio: 104 dB

RF output power: 10mW

Audio output, balanced: 1 x XLR (balanced), 1 x 6.3 mm TS (unbalanced)

Max. output level: +10dBu

Operating voltage: 2 x AA battery

Operating time: >10 h (with alkaline batteries)


  • Receiver: 120 x 43 x 211mm
  • Handheld: 257 x 50 mm


  • Receiver: 0.70 kg
  • Handheld: 0.235 kg


For more information, please visit the manufacturer's website.