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Galaxy AS-1800 Wireless In-ear Monitor System B3 554-570 MHz
Galaxy AS-1800 Wireless In-ear Monitor System B3 554-570 MHz Galaxy AS-1800 Wireless In-ear Monitor System B3 554-570 MHz Galaxy AS-1800 Wireless In-ear Monitor System B3 554-570 MHz Galaxy AS-1800 Wireless In-ear Monitor System B3 554-570 MHz

Galaxy AS-1800 Wireless In-ear Monitor System B3 554-570 MHz

Condition: New


Out of stock


Frequency Range and Transmitter Output Level Band UHF
Channels 32 Channels / 640 Selectable Frequencies
Frequency Range B3 554~570 MHZ
Operating Range Under Typical Conditions 300' (92m) (in open space)
Note actual range depends on RF signal absorption, reflection, interference, and battery characteristics
Frequency Stability ±0.0005%, Phase Lock Loop frequency control
Total Harmonic Distortion < 0.7% @ 1KHz
Signal to Noise >105dB
Maximum Deviation Range ±68KHz
Operating Temperature Range 14ºF to 122ºF (-10 Cº to +50 Cº)
Oscillation PLL synthesized
Band Width 16MHz

AS-1800T Transmitter ------------------------------------------------------------------------
Number of Channels/Frequencies 640 Selectable Frequencies/32 Channels
LCD Backlit LCD (Displays Channel Number, Frequency, Name, Battery Level of Receiver, L/R AF Input, Stereo/Mono and Lock)
Functions Naming Function
Controls Volume Control
Transmits in Stereo or Mono
Outputs Monitor Output
Indicator AF L/R Indicator
Main Frame Size EIA STANDARD 1/2 U
Modulation Mode FM stereo modulation
Output Power 30mW or 100mW
Spurious Rejection <-60dBm
Frequency Response 45Hz~18KHz±1dB
Audio Input 2-XLR / 1/4" Combo Inputs
Audio Output 1/4" Headphone Out, 2-1/4" line Outputs (Unbalanced)
Power Requirement 12-18 VDC @ 300 mA
Dimensions 1.7" x 8.2" x 8.1" (44mm (H) x 209mm (W) X 206mm (D)
Weight 2.3 lbs 1.04kg
AS-1800R Receiver ------------------------------------------------------------------------
Mode Mixed Mono Mode
Antennas True Diversity
Construction Magnesium Alloy
LCD Backlit LCD (Displays Channel, Frequency, Mute, Lock, and 4 Bar Battery Life)
Output Power 150mW Earphone Output with Volume Control
Functions Button Lock, Auto Mute, Squelch Adjustment, Stereo/Mono Switch
Sensitivity 6dBμV, S/N>60dB at 25 deviation (mono)
Stereo Separation ³45dB (at 1KHz)
Output Connector 1/8" - 3.5mm (Ø) stereo earphone connector
Current Consumption 185mA typical
Power Requirement 2 AA Batteries alkaline or rechargeable (7 hours-Alkaline)
Dimension 4.25" x 2.6" x 0.87" (108mm(H) X 66mm(W) X 22mm(D))
Weight 0.35 lbs (0.16kg)

Manufacturer's Description

The AS-1800 is designed with features for the professional. The body pack receiver is set up for a king. With 150mW's of output to the earbuds, the AS-1800R is sure to be plenty loud for any environment. The receiver has a squelch adjustment, stereo/mono switch, LCD display, button lock, and a Magnesium Alloy Construction.

An unlimited number of receivers may be added at any time.

  • Featuring Mixed Mono Mode
  • 640 Selectable Frequencies / 32 Selectable Channels
  • Backlit LCD (Displays Channel Number, Frequency, Name, Battery Level of Receiver, L/R AF Input, Stereo/Mono and Lock)
  • UHF Phase Locked Loop
  • Stereo or Mono Transmission
  • Multiple Receivers can be used with 1 Transmitter
  • Naming Function
  • 30/100 mW Selectable Transmitter Output
  • Monitor Output
  • Single Rack Mount Included
  • EB4 Earbuds Included
  • 300' Range

The Mixed Mono feature allows performers to adjust the balance of the Left and Right audio signals sent from the transmitter right on the body pack. With Mixed Mono: 

  • The performers can have their vocals in Input 1 and the band mix in Input 2 and adjust the volume of each independently to create their own personal mix, or
  • You can send two different monitor mixes from the board so each performer can decide which mix they want to hear on their belt pack.

AS-1800T Transmitter

  • Easy to Read LCD
  • 2-1/4" Line Outputs (unbalanced)
  • Volume Control
  • Two XLR/1/4" Combo Inputs
  • Naming Function
  • 30/100 mW Selectable Transmitter Output
  • Monitor Output
  • Detachable BNC Antenna

AS-1800R Receiver

  • True Diversity
  • Magnesium Alloy Construction
  • 45-18kHz
  • Mixed Mono Mode
  • Frequency Display
  • Backlit LCD
  • Volume Control
  • Battery Level indicator
  • 150 mW earphone output
  • Button Lock
  • Squelch adjustment
  • Volume Knob
  • Auto Mute
  • Stereo/Mono Switch
  • Dimensions: 4.25" x 2.59" x .86" (108mm H x 66mm W x 22mm D)

Our Mission

Our team of musicians fuses the spirit of the local guitar shop with the convenience of the web by creating a reliable and worry-free buying experience.

At Music Store Live, our goal is to revolutionize the way gear is bought online. It’s not just about videos and know how; it’s about the person on the other end of the line. Whether you are in Tokyo or Toledo, we invite you to experience the reality of a living online music store and help us shape the best buying experience possible. As you'll see in the video below, we're musicians just like you. We strive to offer the best gear, the best online experience, and the best personalized service in the industry. We invite you to get to know our team, and we would love the opportunity to get to know you too!

Free Shipping - Free Return Shipping - 30 Day Returns

At we are proud to offer free return shipping and a 30-day return policy in the 48 contiguous states on all new* items over $30. It's all part of our mission to bring the guitar shop to your living room. This policy allows you to get your gear hassle-free and try it with your own rig to be sure that it truly fits with your playing style and sound. If it doesn't work the way you had hoped we'll send you a prepaid return label and work up an exchange or issue you a refund once we get the item back in the same condition it was purchased. It's that simple.

Please allow 2-4 business days from the receiving date for returns to be processed.
  • Your order must ship to the billing address associated with your credit card, PayPal, or other method of payment (unless an alternate shipping address has been approved by an MSL Gear Specialist).
  • If you want the shipment to be held at a shipping company hub it is your responsibility to make those arrangements directly with the shipping company.
  • An indirect signature will be required upon delivery for all transactions over $250. If you would like to require a signature on a transaction of less than $250, please request it when you place your order.
  • We do not insure packages valued under $3,000. If you would like to add insurance for delivery or return please request it when requesting your order or initiating your return.
  • All returns are subject to a Tech Check upon arrival. Any instrument that is returned with damage, wear and tear (including pick marks), missing or replaced parts, missing protective or packing materials are not eligible for a full refund.
  • *Used / Open Box/ Vintage / Clearance items carry our same return policy, except with a 3­ day return window.
  • Orders shipped within California will be subject to 7.25% state sales tax.

In most cases we ship same day if your order is placed by 12 p.m. EST Monday thru Friday!

Return Policy Details
Is your instrument just not doing it for you? We understand and we absolutely want you to be thrilled with any gear that you buy from If you're not happy with your order, you can return it to us at no charge within 30 days of delivery.

  • Customers outside the continental USA must pay their own return shipping and are responsible for all applicable taxes and fees.
  • The return policy does not apply to custom orders or modifications (pickup installs, etc)
  • Contact MSL at or (866) 256-5725 to begin the return process. You can request a refund, store credit, or exchange.
  • We'll provide you a return label via email.
  • Ship the item back to us in its original packaging using the provided return label.
  • Customer is responsible for returning the item to Music Store Live in its original condition.
  • A refund or exchange will be issued within 3 business days from our receipt of the returned item.
  • All returns will go through a technical inspection and are subject to a restocking fee if the item is not returned in its original condition. Restocking fee to be determined by MSL.

Layaways & Financing


  • Deposit a non-refundable minimum of 10% down of the purchase price on anything in stock
  • Contact MSL at or (866) 256-5725 to place your initial deposit.
  • Pay it off at your convenience within 30 days.
  • $100 layaway fee for each additional month over the initial 30 days (on most items).


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