Design, construction and mechanical resistance
The speaker body, measuring 180 × 162 × 74 millimeters, weighs 1,3 kilograms. So you can easily put it in a bag or backpack. The practical removable strap inspired by guitar straps, which makes handling easier, significantly contributes to comfortable handling. The device is available on the market in the traditional black Black and Brass design with brass elements and also in the elegant cream variaCream.
The speaker is covered with a durable silicone material that effectively resists everyday impacts and normal mechanical wear. A fundamental step forward is the increased IP55 resistance. This level of protection guarantees reliable protection against dust and resistance to splashing water from all directions. So you can safely place the speaker on the grass in the garden, take it with you to the beach or not.chat to play during an unexpected rainstorm.
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Analog control
One of the greatest strengths of Marshall products is their physical interface on the top panel, which nothing can replace in terms of feel. On the top of the Stockwell III, you will find separate rotary controls for smooth control of the master volume, bass and treble. This allows you to instantly adapt the sound to a specific musical genre or room acoustics, right on the body of the device.
In addition to the rotary knobs, the control panel features a separate power button, a dedicated Bluetooth pairing button, and a multi-function Media Jog for intuitive song control. Play, pause, and skip tracks. There's also a programmable M-button for instant access to pre-set equalizer sound presets. Pro more detailed settings are provided by the Marshall Bluetooth mobile application App for Android operating systems and iOS, where you can manage software and firmware updates with guaranteed minitwo-year support from the end of the sale.
True Stereophonic and Dynamic Loudness
Inside the speaker is an assembly of three dynamic drivers. The acoustic system consists of one three-inch woofer and two 1,75-inch full-range drivers. The woofer is powered by a sixteen-watt amplifier, and each of the full-range drivers driveThe device has its own amplifier with a power of 14W. The Stockwell III covers a frequency range from 54 Hz to 20 kHz.
The foundation of surround sound is True Stereophonic technology. Conventional portable speakers only emit sound directly in front of them. The Stockwell III spreads music 360° in all directions. This approach completely eliminates the need to point the speaker towards the listeners and ensures that balanced and detailed sound reaches every corner of the room, regardless of where people are moving.
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The intelligent Dynamic Loudness function also does a great job for everyday listening. It monitors the bass and treble balance in real time and automatically corrects it based on the currently set volume level. The result is that bass, drums and delicate vocal tones remain dynamic, full and undistorted, whether you're listening quietly at night or at high volumes at a party.
If you've ever heard a Marshall speaker in action, the sound will not surprise you. Like its "siblings", you can look forward to the dense bass that is a kind of "Marshall signature". However, the speaker can handle any genre, including spoken word. Even when maxAt maximum volume (which I do not recommend testing in an apartment), you can be sure that neither the highs nor the lows will be distorted.
Modern tooneAuracast activity and features
Stockwell III features Bluetooth 5.3 with a stable range of up to ten meters. In an open space, however, you can reach several times greater distances. The device supports the standard SBC audio codec, high-quality MPEG-2 AAC, as well as the modern LC3 codec, which excels in high data rate efficiency and low energy consumption.
A very practical feature is Bluetooth Multipoint, which allows you to connect two source devices (for example, two phones) to the speaker at the same time and seamlessly switch between them to play music without the need for manual disconnection and pairing. A great technological promise for the future is support for the Auracast standard. This feature allows you to wirelessly connect an unlimited number of compatible speakers to create stereo. If you prefer a traditional wired connection, there is a classic 3,5mm AUX input on the back as well as a direct digital input via USB-C.
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Battery, charging and integrated power bank
The manufacturer claims more than 40 hours of playback on a single charge, which in practice means freedom for an entire long weekend. chator a long trip. When you do run out of battery capacity, fast charging via USB-C with Power Delivery support comes into play. Using the 30W USB-C PD adapter, just twenty minutes on the charger is enough for another seven hours of music operation. A complete recharge of a completely discharged battery from zero to one hundred percent then takes less than three hours.
The application also offers profiles Battery Preservation designed for gentle charging and extending the overall battery life. A huge advantage for long-term use is the fact that the Li-Ion battery is fully user-replaceable, which is a rare and commendable feature these days. When traveling, you will certainly appreciate the power bank function, which can be used via USB-C port with an output of 5 V and 3 A to charge your mobile phone, watch or headphones.
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The Marshall Stockwell III is a beautifully designed portable speaker. If you're looking for a new one and are looking for great sound, extreme durability, and a conservative yet very elegant design, you've come to the right place. Its price is 5690 CZK.
