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The Galaxy Audio AS-1100-4 is a wireless in-ear monitor system that includes one (1) AS-1100T transmitter, four (4) AS-1100R receivers and four (4) EB4 earbuds. The transmitter has XLR/1/4" combo jack inputs, headphone output and LCD display which displays the channel and input level. The receiver has an LCD display with channel, battery level and RF/AF indicator. The AS-1100 is perfect for anyone looking for their first system or to upgrade to the next level. Add as many additional receivers as needed.

The EB4 are the standard Earbuds for the Galaxy Audio Wireless Personal Monitors. The EB4 includes three pairs of Silicon sleeves (small, medium, and large) for fit and comfortable use. The EB4 Earbuds have a standard 3.5mm stereo jack, allowing them to be used with any brand of Wireless Personal Monitor or MP3 Player.

The AS-1100-4 system comes available in two different frequency bands, with Band D utilizing the 584 - 607 MHz frequency range and Band L utilizing the 655 - 679 MHz frequency range.


AS-1100T Transmitter

  • Transmits in Stereo or Mono
  • Light Up LCD Display
  • Channel Number and Frequency
  • 120 Selectable Channels
  • XLR/1/4" Combo Input
  • AF L/R Indicator
  • RF Output
  • 10 mW

AS-1100R Receiver

  • LCD Display with Backlight
  • Headphone Output Volume Control
  • 4 Bar Battery Life Indicator
  • RF and AF Indicator
  • 100 mW Headphone Output
  • 2 AA Batteries
  • Ear Buds Included
  • 3.5 oz (100 g)


AS-1100T Transmitter

  • Max Audio Input Level: +6 dBV
  • Gain Adjustment Range: 40 dB
  • Input Impedance: 100 kOhms
  • Dimensions (HxWxD): 1.5" x 8.3" x 3.78" (38mm x 212mm x 96mm)
  • Weight: 21 oz. (605 g)
  • Power Requirements: 12 - 18 V DC at 300mA supplied by external power supply
  • XLR Input: Impedance balanced
  • Pin 1: Ground (cable shield)
  • Pin 2: Audio
  • Pin 3: No Audio

AS-1100R Receiver

  • Audio Output Level: 100mW
  • Sensitivity: -94 dBm for 30 dB
  • Image Rejection: > 55dB
  • Dimensions (HxWxD): 3.74" x 2.6" x 1" (95mm x 65mm x 25mm)
  • Weight: 3.5oz (100 g) without batteries
  • Power Requirements: 2 (AA) size alkaline or rechargeable batteries
  • Battery Life: About 5 hours

EB4 Earbuds

  • Driver: Single Titanium
  • Frequency Response: 20Hz~20 kHz - ± 3dB
  • Impedance: 16 Ohms
  • Sensitivity: 102dB @ 1 kHz 126mV
  • Max Input Power: 5mW
  • Transducer Type: Dynamic
  • Plug: 3.5mm TRS
  • Cord Length: 51"
  • Accessories: Small, Medium and Large Silicone Gel Sleeves