Sony SRS-XB402M Bluetooth Speaker with Built-in Alexa Review

Sony is one of the brands that are known for its quality and consistant development in their technology. One of such product Sony is that we are here reviewing by the Sony SRS-XB402M. This product comes with extra Bass sound with live sound mode and flashing lights.

It comes with Wireless Built-in Alexa Speaker with Extra Bass. It is Waterproof, Rustproof, Dustproof, and Shockproof. The speaker comes with a support Music Center app which allows you to select your favorite playlists, change lighting patterns, and sound modes.

Amazon Alexa built-in

The speaker comes with an Amazon Alexa built-in to request your favorite song. You can also check the volume, check the weather, and traffic. Using just your voice, you can control this device at your own convenience.

Extra BASS enhances

It comes with two angled, full-range speaker units that facilitate low-end tones, boosting the bass.

Angled speaker units

The speaker comes with a 53mm angled dynamic speaker unit, which increases the sound pressure covering a wider range. It comes with a rigid and lightweight Mica Reinforced Cellular (MRC) speaker cone with innovative hybrid material that helps to maximize its performance.

This speaker not only delivers high sound pressure to a wide area, it also delivers high sound pressure to the front of the unit. Thereby reducing distortion to enhance vocal clarity when it is used.

Dual passive

Its dual passive radiators increase the speaker’s low-frequency response, thereby helping to create a deep, resonant bass sound.

Long-life battery

This speaker comes with a long battery life. The speaker can stay for 12 hours and can also be charged using a supplied AC adaptor or a micro B USB cable.

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What Do We like


This speaker comes with a rounded shape for minimal resonance; it also helps to distribute vibration evenly, thereby helping to reduce interference and distortion. The speaker comes with a redesigned front grille with slating holes, which enables more sound to escape. It has in-built party light, and it has a small hollow at the rear for making it easy to pick up and carry.


It is compatible with Spotify connect and Music center app. It has both Bluetooth and Wi-Fi features.

What We Don’t Like


The speaker does not have 3.5mm jack.


This device is awesome with realistic sound output. The sound quality is excellent, and it can be used as party speakers. It has both Wi-Fi and Bluetooth features. The battery level indicator is also nice. This speaker comes with a beautiful design; it is super portable and easy to carry around.

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Preksha is passionate about writing articles that will inspire readers to make better choices. You will find her eating desserts for lunch, dinner and any time of the day. Also, she is the chief playlist engineer for any road trip.

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