Portable Bluetooth Speaker MANTA SPK15GO-BK — 20W, 3600 mAh, up to 8 h, Black

The Manta SPK15GO-BK Black is a stereo portable speaker designed for mobile audio playback with a cylindrical form factor. It delivers 20 W RMS rated power, covers a frequency range of 80–20,000 Hz and provides a signal-to-noise ratio of 90 dB. The speaker supports wireless connectivity and wired connections via USB Type-B and USB Type-C, plays MP3 and WMA files, accepts SD memory cards and is powered by a built-in 3600 mAh lithium-ion battery for extended playtime. The compact design and black finish make it suitable for a variety of indoor and outdoor listening scenarios.

Advantages

The Manta SPK15GO-BK offers a balance of power and portability with its 20 W RMS output and cylindrical shape that simplifies placement and transport. Broad frequency coverage ensures clear reproduction of mid and high frequencies while the 90 dB signal-to-noise ratio contributes to low background noise. Multiple input options—wireless, USB Type-B, USB Type-C and SD card—provide flexible playback sources. The integrated 3600 mAh lithium-ion battery supports extended use without immediate access to mains power.

Suitable for

• Listening to music at home and small gatherings
• Portable audio for travel or outdoor activities
• Playing audio from USB devices or SD memory cards
• Use with smartphones, tablets and laptops via wireless or USB connection

Key specifications

• Rated power: 20 W RMS
• Frequency response: 80–20,000 Hz
• Signal-to-noise ratio: 90 dB
• Battery: built-in lithium-ion, 3600 mAh
• Supported audio formats: MP3, WMA
• Inputs: wireless, USB Type-B, USB Type-C, SD card slot
• Form factor: cylindrical portable speaker
• Number of speakers: 1
• Weight: 1.08 kg
• Colour: Black

How to use

Charge the built-in battery via the USB Type-C port before first use. Select a playback source by pairing a compatible device over the wireless interface or by inserting a USB device or SD memory card containing MP3 or WMA files. Adjust volume and basic playback functions using the onboard controls. Place the cylindrical speaker on a flat, stable surface for best sound dispersion; avoid covering the driver or ventilation openings during operation.

Recommendations

For optimal battery life, fully charge the speaker before long sessions and avoid leaving it fully discharged for extended periods. Use quality MP3 or WMA files for reliable playback and connect via USB Type-C when charging and playback at the same time is needed. Store the speaker in a dry environment and avoid exposure to extreme temperatures or direct moisture.