





Sonic Bluetooth Boombox Party Speaker
Turn up the fun with the Steepletone Sonic Bluetooth Boom Box Party Speaker – the ultimate portable sound system for any celebration! Designed for power and performance, this high-quality boom box delivers 40 watts of dynamic sound with adjustable treble and bass control, so you can fine-tune your music to perfection.
Bring the party to life with amazing RGB rainbow lighting, featuring 7 stunning light modes and 8 vibrant colours that create dazzling visual effects to match your music. With Bluetooth connectivity, MP3 playback via TF card or USB, FM radio, and an AUX input, the Sonic gives you everything you need to play your favourite tunes your way.
Powered by a rechargeable lithium battery offering up to 12 hours of playtime, this portable speaker is built for non-stop entertainment. The strong carry handle makes it easy to take the party anywhere – indoors or out!
For even more fun, you can add the optional Steepletone microphone (sold separately) to transform your Sonic into a karaoke machine, perfect for parties, gatherings, and celebrations.
Key Features:
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Powerful 40W portable Bluetooth party speaker
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RGB rainbow lighting with 7 modes & 8 colours
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Bluetooth, TF card, USB, FM radio & AUX input
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Adjustable treble & bass control for rich sound
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Rechargeable lithium battery – up to 12 hours playtime
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Strong carry handle for easy portability
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Optional microphone available for karaoke fun
Get the party started anywhere with the Steepletone Sonic Bluetooth Boom Box Party Speaker – powerful sound, stunning lights, and endless entertainment in one portable package!
Pairs well with

Sonic Bluetooth Boombox Party Speaker
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Contact Us
We're here to help! You can reach us by phone at 01869 810081 or by email at Service@steepletone.com for support and Sales@steepletone.com for product enquiries. Our team is available Monday to Friday, 9am–5pm, and we're always happy to assist with any questions or advice you may need.
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Shipping Information
We offer free standard delivery on all orders, with an estimated arrival time of 3–4 working days. Orders over £100 qualify for free premium delivery in just 1–2 working days. Need it faster? Choose our next day delivery option at checkout for only £5.99.
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Customer Service
We’re proud to offer a dedicated UK helpline where real people are ready to help you choose the right product and guide you through setup if needed. This personal, expert service sets us apart from larger companies and other UK or EU brands in our market — because we believe customer support should be just as reliable as the products we sell.
