Close Menu
onyxguides.comonyxguides.com

    Subscribe to Updates

    Get the latest creative news from FooBar about art, design and business.

    What's Hot

    Harman Kardan OMNI BAR Plus Bluetooth Soundbar User Manual

    January 14, 2026

    Aurzen D1R Roku TV Bluetooth Smart Projector User Manual

    January 13, 2026

    Aurzen EAZZE D1 MAX 1000 ANSI Lumens Projector User Manual

    January 12, 2026
    Facebook X (Twitter) Instagram
    onyxguides.comonyxguides.com
    Facebook X (Twitter) Instagram Pinterest
    • Home
    • About us
    • Terms & Conditions
    • Privacy Policy
    • FAQs
    • Contact us
    onyxguides.comonyxguides.com
    Home » Marshall Bromley 750 Bluetooth party Speaker User Guide
    Other

    Marshall Bromley 750 Bluetooth party Speaker User Guide

    By Gabriel SmithDecember 17, 2025Updated:December 22, 2025No Comments7 Mins Read
    Facebook Twitter Pinterest LinkedIn Tumblr WhatsApp Telegram Email
    Marshall-Bromley-750-Bluetooth-party-Speaker-featured
    Share
    Facebook Twitter LinkedIn Pinterest Email

    Marshall-Logo

    Marshall Bromley 750 Bluetooth Party SpeakerMarshall-Bromley-750-Bluetooth-party-Speaker-product

     

    DescriptionMarshall-BROMLEY-750-Party-Speaker-figure-1

    1. Top drivers
    2. Front panel
    3. Front drivers
    4. Light panel
    5. Side drivers
    6. Carrying handles

    Marshall-BROMLEY-750-Party-Speaker-figure-2

    1. Telescopic handle
    2. Input panel
    3. Rear drivers
    4. Battery hatch
    5. Mains power input
    6. Wheels

    Getting Started

    • POWER ON Push the power switch to turn on the speaker.
    • START PAIRING Use the source selector to select Bluetooth and then push and hold the button until the LED starts blinking.
    • SELECT BROMLEY 750

    Open your audio device’s Bluetooth list and select BROMLEY 750. Download the Marshall Bluetooth app to get the most out of your speaker.

    Main Power Input

    Open the mains input hatch to access the power input. Connect the mains lead to the speaker and then to the wall socket to power the speaker and charge the battery. Caution: Always unplug the mains lead from the wall socket before disconnecting it from the speaker.

    Power Bank

    Bromley 750 comes with a removable battery that can also be used as a power bank. The battery is located in the battery socket behind the hatch. More information about the power bank can be found in the Bromley Powerbank online manual at marshall.com.

    Battery Socket

    Open the hatch to access the battery. Grab the battery while pressing the lock button, then pull to remove it. Insert the battery and push it until you hear a click to install it. The battery is charging when Bromley 750 is plugged into a mains socket.

    Connection

    Bromley 750 comes with two input channels for microphones or other mono instruments. These channels can be mixed with any other selected input and use the built-in effects. The inputs and gain switches are located on the back of the speaker. INPUT 1 is used in the instruction below, but applies to INPUT 2 as well.

    • Set the input gain for your channel. MIC for microphone or INST for line input instrument.
    • Connect your microphone or instrument leadto  INPUT 1.
    • Carefully turn up the volume for INPUT 1 on the front panel.
    • If the redCLIP LED is lit, lower the volume on your instrument until it is not lit.

    Built-In Effect.

    INPUT 1 and INPUT 2 can each use one of the three built-in effects: reverb, reverb and delay, and delay.

    • Push the effects knob to select the input channel.
    • A lit indicator show whatThe channel is selected.
    • Turn the effect knob to taste

    Sound Character

    Sound character control matches the music to the pace of your party. Go from pre-party mingling to the peak and then straight to the after-party with a few simple adjustments. The character goes from DYNAMIC, well-suited for laidback listening at home, to LOUD, when you need full power in a large space. As music and settings are unique, you can fine-tunethe sound character to your current situation.

    RCA Input

    Plug in an RCA audio device such as a DJ mixer or a CD player.

    • Connect a lead with RCA jacks to RCA IN on the back of the speaker.
    • Connect the other end of the lead to the output on your audio source.
    • Use the source selector button to select RCA.

    Aux Input

    • Connect a lead with a 3.5 mm stereo jack to AUX IN on the backof the speaker.
    • Connect the other end of the lead to the audio output on your audio source.
    • Use the source selector button to select AUX.

    Cable to USB

    • Connect a USB-C audio lead to the USB-C port on theback of the speaker.
    • Connect the other end of the lead to the audio output on your audio source.
    • Use the source selector button to select USB-C.

    Charging Phone

    • Ensure that the speaker is on and has more than 20% battery charge.
    • Plug in your phone, tablet, or other USB device to the USB OUT on the back of the speaker.
    Pairing Bluetooth

    Bromley 750 can connect to 2 Bluetooth devices at a time and remembers up to 10 previously paired devices. When in range, it will try to reconnect with the last connected device.

    • Use the Source selector button to select Bluetooth.
    • Push the Source selector button for 2 seconds until the Bluetooth sourceLED turns to a slow pulse.
    • Select Bromley 750 from your audio device’s Bluetooth list

    Speakers

    • Connect a lead with a 3.5 mm stereo jack to the AUX OUT on the first speaker.
    • Connect the other end of the lead to the AUX IN port on the second speaker.
    • Use the source selector button to select AUX on the second speaker.
    • To add more speakers, repeat the procedure, passing the signal from the send to the third and so on.

    Cleaning

    Clean your speaker regularly to keep it fresh and last longer. Unplug any leads before cleaning the speaker,r and make sure everything is completely dry before plugging them back in. Gently clean the speaker and the leads with a lint-free cloth, slightly damp with either water, 70% isopropyl alcohol, or 75% ethyl alcohol. Ol Note when cleaning the speaker:

    • Do not use any sharp or metal objects.
    • Do not use compressed air.
    • Do not use products containing bleach or hydrogen peroxide.
    • Do not submerge the speaker in any cleaning agents.
    • Do not rinse the speaker under running water.

    Resetting

    A factory reset will reset the speaker to its original settings, excluding any firmware updates.

    • Remove BROMLEY 750 and BROMLEY 750 [LE] if present, from your sound device’s Bluetooth list.
    • Ensure that the speaker is on.
    • Push and hold both the Source selector and the M-button for 10 seconds.
    • All indicators on the front sstartblinking and the speaker restarts.

    Troubleshooting

    PROBLEMACTION
    The speaker does not turn onConnect the mains lead to the speaker and a working wall socket.
    Make sure the Bromley battery is charged and installed.
    Cannot connect or pair with a Bluetooth deviceActivate Bluetooth on your playback device.
    Make sure that the speaker is turned on before setting it in pairing mode, see Pairing a new device.
    Erratic behaviourDownload the Marshall Bluetooth app and connect to the speaker. Follow the in-app instructions to ensure that Bromley 750 has the latest firmware version.
    Perform a factory reset, see Resetting the speaker.

    Bromley 750 needs to be set up again.

    Bluetooth connection drops out.Move the devices closer to each other so that they are unobstructed by obstacles such as walls or doors.

    Move the speaker to another spot or turn off or move the interfering electronic device.

    PROBLEMACTION
    There is no audio, or the audio is too lowCheck that the correct input source is selected. Check the volume on the speaker and the playback device.
    The audio is distorted.Turn down the volume on the playback device. Turn down the Sound character knob.

    Customer Service

    • Website: https://www.marshall.com/
    • Ph: Sweden: +46 8 592 005 00

    FAQs

    Q: What kind of events is the Marshall Bromley 750 best suited for?

    The Bromley 750 is made for social events, parties, and get-togethers when loud, upbeat music and powerful bass contribute to the atmosphere.

    Q: Can the Bromley 750 be used indoors and outdoors?

    Indeed. It is adaptable for backyard gatherings, home parties, and informal outdoor festivities because it functions well both indoors and outside.

    Q: How does the speaker connect to devices?

    You can stream music wirelessly from smartphones, tablets, and other compatible devices with the Bromley 750’s Bluetooth connectivity.

    Q: Is the speaker easy to move around?

    Indeed. Because of its portability, the speaker may be readily moved to the location of the celebration.

    Q: Does the Bromley 750 deliver strong bass performance?

    Of course. Pop, hip-hop, dance music, and other bass-heavy genres are all enhanced by the speaker’s strong, punchy bass.

    Q: Can multiple people connect to the speaker?

    It is ideal for shared playlists at parties since numerous users can pair their devices and take turns playing music, even if only one device can play audio at a time.

    Q: Is the speaker suitable for casual everyday listening?

    Indeed. It may be used at lower volumes for regular music listening, even if it excels in high-energy sound.

    Q: Does the speaker require a complicated setup?

    No. Simply turn it on, pair it with a Bluetooth device, and begin playing music for a quick and easy setup.

    Share. Facebook Twitter Pinterest LinkedIn Tumblr Email
    Gabriel Smith

      Related Posts

      Aurzen D1R Roku TV Bluetooth Smart Projector User Manual

      January 13, 2026

      HAPPRUN KC7 Pro 2500 ANSI Lumens Projector User Manual

      January 11, 2026

      Kogan HSD01 8GB, 128GB Full HD Wi-Fi Speakers User Manual

      January 10, 2026

      Aurzen EAZZE D1R Cube Roku TV Smart Projector User Guide

      January 9, 2026

      Devialet Dione White Dolby Atmos Soundbar User Manual

      January 7, 2026

      Tribit BTH80 CallElite 81 Wireless Headset User Guide

      January 4, 2026
      Add A Comment
      Leave A Reply Cancel Reply

      Don't Miss
      Harman Kardon

      Harman Kardan OMNI BAR Plus Bluetooth Soundbar User Manual

      January 14, 2026

      Harman Kardon OMNI BAR Plus Bluetooth Soundbar Introduction We’ve created a system that harnesses the…

      Aurzen D1R Roku TV Bluetooth Smart Projector User Manual

      January 13, 2026

      Aurzen EAZZE D1 MAX 1000 ANSI Lumens Projector User Manual

      January 12, 2026

      HAPPRUN KC7 Pro 2500 ANSI Lumens Projector User Manual

      January 11, 2026
      Stay In Touch
      • Facebook
      • Twitter
      • Pinterest
      • Instagram
      • YouTube
      • Vimeo

      Subscribe to Updates

      Subscribe to Updates

      Follow us

      Facebook X-twitter Instagram Pinterest

      © 2025 All rights reserved Onyx Guide.