Commercial Audio 40-Watt Wall Mount Music Amplifier

SAFETY WARNINGS AND GUIDELINES

Please read this entire manual before using this device, paying extra attention to these safety warnings and guidelines. Please keep this manual in a safe place for future reference.

• This device is intended for indoor use only.
• Do not expose this device to water or moisture of any kind.
• Do not touch the device, the power cord, or any other connected cables with wet hands.
• Do not expose this device to excessively high temperatures. Do not place it in, on, or near heat sources, such as a fireplace, stove, radiator, etc. Do not leave it in direct sunlight.
• Do not place or install this device in an area where it can be exposed to excessive amounts of dust, humidity, oil, smoke, or combustible vapors.
• Prior to operation, check the unit for physical damage. Do not use if physical damage has occurred.
• Ensure that power is turned off and disconnected before making any electrical connections.
• Remove the battery from the controller if it will go unused for a lengthy period of time.
• Clean using a soft, dry cloth only. Do not use chemical cleaners, solvents, or detergents. For stubborn deposits, moisten the cloth with warm water.
• This device has no user serviceable parts. Do not attempt to open, service, or modify this device.
• Cables run through the wall must be rated for in-wall use.

FEATURES

• 40 watt class D differential amplifier (10 watts/channel RMS, 20 watts/channel peak)
• 3.5" TFT LCD touchscreen interface
• Includes IR remote control
• Bluetooth® radio for streaming audio from a paired device
• Built-in audio player compatible with wav, mp3, wva, flac, aiff, and wma files on a USB flash drive or microSD™ card
• Supports up to 16GB USB drives
• Supports up to 16GB microSD cards
• Built-in FM radio with automatic and manual tuning and the ability to store 20 station presets
• One AUX input with adjustable input sensitivity
• RS-485 control option

CUSTOMER SERVICE

The Monoprice Customer Service department is dedicated to ensuring that your ordering, purchasing, and delivery experience is second to none. If you have any problem with your order, please give us an opportunity to make it right. You can contact a Monoprice Customer Service representative through the Live Chat link on our website www.monoprice.com or via email at support@monoprice.com. Check the website for support times and links.

PACKAGE CONTENTS

Please take an inventory of the package contents to ensure you have all the items listed below. If anything is missing or damaged, please contact Monoprice Customer Service for a replacement.

• 1x Wall mount music amplifier
• 1x Back box
• 2x Machine screws
• 1x IR remote control with installed CR2032 battery
• 1x User's manual

PRODUCT OVERVIEW

Front Panel

Features a Display Screen and a Remote Sensor.

The display shows icons for FM, USB, SD, Bluetooth, AUX, and Settings.

Bottom Panel

Includes a microSD port, USB port, and an On-Off switch.

Rear Panel

The rear panel has connectors for:

• Power: Power connector for connecting an AC power cord (not included).
• FM: Connector for attaching an FM antenna (not included).
• GND: Connector for attaching the signal ground/common.
• AUX1: Connectors for attaching the left and right channel inputs from a line level source.
• 485: Connectors for attaching an RS-485 control cable.
• SPEAKER 8Ω: Connectors for attaching the left and right channel speakers.

Remote Control

The remote control has the following buttons:

1. Standby: Press the button to turn the system on or to put it into standby mode.
2. EQ: Press the button to cycle through the Voice, Normal, Pop, Rock, and Jazz effects.
3. Control Pad: Consists of five buttons: Play/Pause, Previous Track, Next Track, Volume Up, and Volume Down.
4. Mode: Press the button to cycle through the FM, USB, microSD™, Bluetooth®, and AUX IN inputs.
5. Mute: Press the button to turn audio muting on or off.
6. Null: Not used.
7. Play Mode: Toggles between Repeat All and Repeat 1 play modes (USB and SD™™ input modes only).
8. Keypad: In SD and USB playback modes, use the keypad to directly select the track to play.

INSTALLATION

Important! Installation of structural materials and electric wiring should always be performed by a qualified contractor or engineer. All cables should be rated for in-wall use.

1. Select a location for the amplifier. Ensure that there are no obstructions behind the wall.
2. Using a drywall saw, cut a 3 5/16" x 3 5/16" (84.13 x 84.13 mm) square hole in the wall.
3. Ensure that the power cord and audio cabling is installed in the wall to the amplifier installation location.
4. Punch open needed holes in the back can, then pull the cables through the hole(s). Be sure to keep the power cord as far as possible from the audio cables.
5. Fit the back can into the hole, then use self-tapping screws (not included) to secure it to at least one stud or frame.
6. Select two buckles in either the A or B direction, as indicated in the image. Pull the outer edge of it so that the snap is disengaged. Carefully disconnect the front panel from the amplifier base.
7. Make all audio and control connections to the amplifier connectors. Be sure to match polarity for all connections to ensure proper function and quality of sound.
8. Connect the amplifier base to the back can using the 2 included machine screws.
9. Attach the front panel to the amplifier base.

OPERATION

Main Menu

The Main Menu displays icons for FM, USB, SD, Bluetooth, AUX, and Settings. After about 30 seconds of inactivity, the display will turn off. Touch the screen to turn the display back on again.

FM Radio Mode

Touch the FM icon on the Main Menu to enter the FM screen.

• Manually tune FM frequency by touching the '<' and '>' icons flanking the frequency reading in 0.1MHz increments.
• Touch the ? icon to start automatic channel search. The scan pauses and saves the frequency when a strong enough signal is found.
• Touch the ☰ icon to enter the FM LIST screen, which displays a list of saved presets.
• The number on the right side of the FM LIST screen is the page indicator (current page / total pages).
• Touch the '^' and 'v' icons on the FM LIST screen to change the current page.
• Touch a frequency on the FM LIST screen to change to that station. The screen returns to the FM screen.
• Touch the '◀' and '▶' icons to cycle through saved presets.
• Touch the ♥ icon to manually save the current frequency to saved presets.
• Touch the ? icon to show the volume slider. Drag the control to change the volume. The screen reverts to station controls after 5 seconds of inactivity.
• Touch the ? icon in the lower left corner to exit the FM screen.

USB Mode

Plug a USB flash drive into the USB port on the bottom panel.

Touch the USB icon on the Main Menu to enter the USB screen.

The icon next to the track progress bar indicates the play mode. Cycle through modes by touching the icon:

• ☰: Sequential playback of all files
• : Repeat sequential playback of all files
• ☍: Shuffle playback of all files
• 1→: Playback current file, then stop
• ↺: Repeat playback of current file

• Touch the ☰ icon in the top right corner to enter the USB SONG LIST screen, displaying all playable tracks on the USB flash drive.
• The number on the right side of the USB SONG LIST screen is the page indicator (current page / total pages).
• Touch the '^' and 'v' icons on the USB SONG LIST screen to change the current page.
• Touch a track on the USB SONG LIST screen to start playback. The screen returns to the USB screen.
• Touch the ▶ icon to start or resume playback and the ⏸ icon to pause playback.
• Touch the '◀' icon to skip to the previous track or touch the '▶' icon to skip to the next track.
• Touch the ? icon to show the volume slider. Drag the control to change the volume. The screen reverts to playback controls after 5 seconds of inactivity.
• Touch the ? icon in the lower left corner to exit the USB screen.

SD Mode

Insert a microSD™ card into the microSD card slot on the bottom panel.

Touch the microSD icon on the Main Menu to enter the SD™ screen.

The icon next to the track progress bar indicates the play mode. Cycle through modes by touching the icon:

• ☰: Sequential playback of all files
• : Repeat sequential playback of all files
• ☍: Shuffle playback of all files
• 1→: Playback current file, then stop
• ↺: Repeat playback of current file

• Touch the ☰ icon in the top right corner to enter the SD™ SONG LIST screen, displaying all playable tracks on the microSD™ card.
• The number on the right side of the SD SONG LIST screen is the page indicator (current page / total pages).
• Touch the '^' and 'v' icons on the SD SONG LIST screen to change the current page.
• Touch a track on the SD SONG LIST screen to start playback. The screen returns to the SD screen.
• Touch the ▶ icon to start or resume playback and the ⏸ icon to pause playback.
• Touch the '◀' icon to skip to the previous track or touch the '▶' icon to skip to the next track.
• Touch the ? icon to show the volume slider. Drag the control to change the volume. The screen reverts to playback controls after 5 seconds of inactivity.
• Touch the ? icon in the lower left corner to exit the SD screen.

Bluetooth Mode

Touch the Bluetooth® icon on the Main Menu to enter the Bluetooth screen.

If your device is not already paired with the amplifier, open its Bluetooth settings and scan for nearby devices. Locate and select the MP36375 entry. If prompted for a passcode, enter 1234. If the amplifier is not found, ensure that no other devices are paired.

• Touch the ▶ icon to start or resume playback and the ⏸ icon to pause playback.
• Touch the '◀' icon to skip to the previous track or touch the '▶' icon to skip to the next track.
• Touch the ? icon to show the volume slider. Drag the control to change the volume. The screen reverts to playback controls after 5 seconds of inactivity.
• Touch the ? icon in the lower left corner to exit the Bluetooth® screen.

AUX Mode

Touch the AUX icon on the Main Menu to enter the AUX screen.

• Drag the slider control in the middle of the screen to adjust the volume.
• Touch the ? icon in the lower left corner to exit the AUX screen.

Settings Screen

Touch the ⚙️ icon on the Main Menu to enter the Settings screen.

The number on the right side of the screen is the page indicator (current page / total pages).

• Touch the '^' and 'v' icons to change the current page.
• Backlight: Sets inactivity time before display turns off (10S, 30S, 60S, or Never). Use '<' and '>' icons to change.
• Light: Drag slider to set screen brightness.
• Treble: Drag slider to set treble response from -6dB to +6dB.
• Bass: Drag slider to set bass response from -6dB to +6dB.
• Address: Set hex address for RS-485 control using '<' and '>' icons.
• Language: Set menu language to English or Chinese using '<' and '>' icons.
• Baud Rate: Set transfer rate to 4800, 9600, 19200, 38400, 57600, or 115200 baud using '<' and '>' icons.
• AUX Sensitivity: Set AUX input gain to 500mV or 1000mV using '<' and '>' icons.
• Bluetooth Name: Displays the Bluetooth® pairing ID (MP36375).
• Bluetooth Code: Displays the Bluetooth passcode (1234).
• Version: Displays firmware version (V1.0.0-V12). Touch 'Upgrade' to upgrade firmware from a microSD™ card.
• Touch the ? icon in the lower left corner to exit the SETTINGS screen.

After about 30 seconds of inactivity, the display will turn off. Touch the screen to turn the display back on again.

TECHNICAL SUPPORT

Monoprice is pleased to provide free, live, online technical support to assist with installation, setup, troubleshooting, or product recommendations. For assistance with a new product, please come online to talk to a Tech Support Associate. Technical support is available through the online chat button on the Monoprice website www.monoprice.com or via email at tech@monoprice.com. Check the website for support times and links.

SPECIFICATIONS

REGULATORY COMPLIANCE

Notice for FCC

This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

Modifying the equipment without Monoprice's authorization may result in the equipment no longer complying with FCC requirements for Class B digital devices. In that event, your right to use the equipment may be limited by FCC regulations, and you may be required to correct any interference to radio or television communications at your own expense.

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.

Radio Notice for FCC

Caution

This FCC Part 15 radio device operates on a non-interference basis with other devices operating at this frequency. Any changes or modification to said product not expressly approved by Monoprice, including the use of non-approved antennas, could void the user's authority to operate this device.

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

Notice for Industry Canada

This Class B digital apparatus complies with Canadian ICES-003.

Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada.

Radio Notice for Industry Canada

Caution

This IC RSS-210 radio device operates on a non-interference basis with other devices operating at this frequency. Any changes or modification to said product not expressly approved by Monoprice, including the use of non-approved antennas, could void the user's authority to operate this device.

This device complies with IC RSS-210. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.