Introduction
The Fenton FTB1500A is a powerful active speaker designed for various audio applications, including mobile DJ setups, home audio systems, street performances, and karaoke parties. It features a 15-inch (38 cm) woofer with 350W output, a Piezo horn for clear highs, and adjustable bass and treble controls. The speaker includes Line-In, Guitar, and Microphone inputs, each with independent volume control, and is built with a robust yet lightweight housing suitable for stand mounting.

Figure 1: Angled front view of the Fenton FTB1500A Active Speaker, showcasing its robust design and front grille.
Safety Instructions
Please read these instructions carefully before using the unit. Keep this manual for future reference.
- Power Supply: Ensure the power supply voltage matches the rating on the speaker. Always connect to a grounded outlet.
- Ventilation: Do not block ventilation openings. Ensure adequate airflow around the unit to prevent overheating.
- Moisture: Do not expose the unit to rain or moisture. Do not place objects filled with liquids, such as vases, on the unit.
- Heat Sources: Keep the unit away from heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
- Cleaning: Clean only with a dry cloth. Do not use liquid cleaners or aerosols.
- Servicing: Do not attempt to service this unit yourself. Refer all servicing to qualified service personnel.
- Placement: Place the speaker on a stable, flat surface or mount it securely on a compatible speaker stand using the 35mm flange.
- Cables: Protect power cords from being walked on or pinched, particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.
Setup
Follow these steps to set up your Fenton FTB1500A active speaker:
- Unpacking: Carefully remove the speaker from its packaging. Inspect for any signs of damage during transit.
- Placement: Position the speaker on a stable, flat surface. For optimal sound dispersion, consider placing it at ear level. The speaker can also be mounted on a standard 35mm speaker stand using the integrated flange at the bottom.
- Power Connection: Ensure the speaker's power switch is in the OFF position. Connect the power cord to the speaker's power input and then to a suitable grounded electrical outlet (100-240V~ | 50 Hz).
- Audio Input Connection:
- Line-In: For connecting audio sources like CD players, mixers, or smartphones, use the stereo RCA Line-In jacks.
- Microphone: Connect a microphone to the 6.35mm Microphone input.
- Guitar: Connect a guitar to the 6.35mm Guitar input.
- Initial Power On: Once all connections are secure, switch the power button to the ON position. The LED indicator will illuminate.

Figure 2: Rear panel of the FTB1500A, displaying the power input, various audio inputs (RCA Line-In, 6.35mm Microphone, 6.35mm Guitar), and control knobs.
Operating
This section details the operation of your Fenton FTB1500A speaker and its controls.
Controls Overview

Figure 3: Close-up view of the control panel, showing individual knobs for volume, echo, bass, and treble.
- Volume (Master): Controls the overall output volume of the speaker. Turn clockwise to increase volume, counter-clockwise to decrease.
- GT Volume (Guitar Volume): Adjusts the volume level of the connected guitar.
- Echo: Controls the echo effect applied to the microphone input.
- Mic Volume (Microphone Volume): Adjusts the volume level of the connected microphone.
- Bass: Adjusts the low-frequency (bass) response of the speaker. Turn clockwise for more bass, counter-clockwise for less.
- Treble: Adjusts the high-frequency (treble) response of the speaker. Turn clockwise for more treble, counter-clockwise for less.
- LED Lighting Switch: Toggles the integrated LED lighting on or off.
Basic Operation Steps
- Power On: Ensure all volume controls are set to minimum before powering on the unit to prevent sudden loud noises. Switch the power button to ON.
- Connect Audio Source: Connect your desired audio source (e.g., mixer, smartphone, microphone, guitar) to the appropriate input jacks.
- Adjust Input Volume: Slowly increase the volume control for the specific input you are using (e.g., Mic Volume, GT Volume).
- Adjust Master Volume: Gradually increase the main Volume knob to achieve the desired overall sound level.
- Tone Adjustment: Use the Bass and Treble knobs to fine-tune the sound to your preference or the acoustics of the room.
- Microphone Echo: If using a microphone, adjust the Echo knob to add a reverberation effect as desired.
- Power Off: Before powering off, turn down all volume controls to minimum. Then, switch the power button to OFF.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your speaker.
- Cleaning:
- Always disconnect the power cord before cleaning.
- Use a soft, dry cloth to wipe the exterior of the speaker.
- Do not use abrasive cleaners, waxes, or solvents as they may damage the finish.
- For the metal grille, a soft brush can be used to remove dust.
- Storage:
- When not in use for extended periods, store the speaker in a cool, dry place, away from direct sunlight and extreme temperatures.
- If possible, use the original packaging for storage to protect against dust and physical damage.
- Inspection: Periodically check the power cord and audio cables for any signs of wear or damage. Replace damaged cables immediately.
- Transportation: The speaker features integrated handles and wheels for easier transport. When moving, ensure all cables are disconnected and the unit is stable.

Figure 4: Bottom view of the FTB1500A, highlighting the integrated wheels and side handles for convenient portability.
Troubleshooting
If you encounter issues with your Fenton FTB1500A speaker, refer to the table below for common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| No power / Unit does not turn on. |
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| No sound output. |
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| Distorted sound. |
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| Microphone echo not working. |
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Specifications
Technical specifications for the Fenton FTB1500A Active Speaker:
- Model: FTB1500A
- Output Power: 350 W
- Woofer Size: 15 inches (38 cm)
- Horn Type: Piezo Horn
- Frequency Response: 40 Hz - 20 kHz
- SPL @ 1W/1m: 116 dB
- Inputs:
- 1 x Stereo RCA Line-In
- 1 x 6.35mm Microphone Input
- 1 x 6.35mm Guitar Input
- Controls: Master Volume, GT Volume, Echo, Mic Volume, Bass, Treble
- Power Supply: 100 - 240 V~ | 50 Hz
- Dimensions (W x H x D): Approximately 44.5 x 70 x 36.5 cm (17.5 x 27.6 x 14.4 inches)
- Weight: Approximately 11.5 kg (25.3 lbs)
- Mounting: 35mm flange for stand mounting
- Features: Carbon-look housing, metal protective grille, carry handles, switchable LED lighting.

Figure 5: Diagram illustrating the approximate dimensions (width, height, depth) of the Fenton FTB1500A speaker.
Warranty and Support
Specific warranty information is typically provided with your purchase documentation or can be obtained from your retailer. For technical support or service inquiries, please contact the Fenton customer service department or your local dealer. Please have your model number (FTB1500A) and purchase details ready when contacting support.





