Octave is an audio brand that offers high-quality audio products.

Octave

Black Box Preamp


Recently, JBL introduced their newest portable speaker, the Xtreme 4, and it's catching a lot of attention. Revealed at CES 2024, this speaker isn't just another loud box – it's packed with some pretty neat features that make it stand out.

#### What's New and Cool About It?

**Auracast™ Technology**: This is a big deal because it lets you connect multiple speakers, even different models, to create a bigger and more immersive sound. Imagine having a few of these at a BBQ or a beach day, all synced up. That's a serious upgrade to your music experience.

**AI Sound Boost**: Here's where it gets a bit techy but in a good way. The speaker uses AI to make the music sound better, adjusting the audio in real-time. So, whether you're listening to rock, jazz, or podcasts, it promises clearer, less distorted sound.

#### Environmentally Friendly

JBL is also thinking about the planet with this one. A large part of the Xtreme 4 is made from recycled materials, which is a step in the right direction for tech products. It's good to see a big brand taking environmental concerns seriously.

#### Designed for Real Life

The Xtreme 4 is built to last. It has a big battery that can keep the tunes going for up to 24 hours, and you can even use it to charge your phone. Plus, if the battery starts to wear out, you can just replace it instead of buying a new speaker.

And if you're clumsy like me, you'll appreciate that it's waterproof and dustproof. No worries if it gets splashed at the pool or caught in a bit of rain.

#### Bluetooth and More

With Bluetooth v5.3, it connects easily to your devices, and the connection is solid. No more annoying dropouts in the middle of your favorite song.

#### In Summary

The JBL Xtreme 4 isn't just another speaker. It's got some cool features that make listening to music more fun and convenient, and it's built in a way that's better for the environment. It's a solid choice if you're in the market for a portable speaker that can handle a variety of situations, from outdoor adventures to just chilling at home.

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Discover the AI Sound Boost Feature in the JBL Xtreme 4

JBL is a brand that specializes in audio equipment and is known for its high-quality speakers and headphones.

Never miss a beat with the JBL Xtreme 4's incredible 24-hour battery life, perfect for all-day audio


The Audio Pro C20 isn't just another speaker on the block. It's got a bit of everything for everyone, whether you're deep into your music or just want something that sounds great for your living room. Let's dive into what makes this speaker a bit different from the rest.

#### It Looks Good, But Sounds Even Better

First off, the C20 has a look that's clean and simple, which is pretty refreshing. It comes in three colors – white, grey, and black – and has this cool fabric front that you can take off if you want. It's not trying too hard to stand out, which is nice.

Now, the sound. This thing packs a punch with 190W of power. The detail in the sound is something you'll notice, whether you're blasting your favorite playlist or just chilling with some background tunes. It's got the right balance of crisp highs and deep lows, so everything from classical to pop to movie soundtracks comes through nicely.

#### Vinyl Lovers, This One's for You

Here's something you don't see often: the C20 has a built-in spot for connecting a turntable directly. No extra gadgets needed. So, if you've got a love for vinyl, this speaker's going to be right up your alley. Plus, you can play that vinyl sound through other speakers in your house if you've got a setup like that.

#### Not Just for Music

What's neat is that the C20 isn't just for music. It's got an input for TV sound, so it can double as a soundbar. That means less clutter under your TV, and let's be honest, nobody likes a bunch of wires and gadgets everywhere.

#### Easy to Use, Easy to Enjoy

Apart from all the technical stuff, the C20 is pretty user-friendly. Streaming music from your phone or tablet is straightforward, and if you've got more than one of these, you can pair them up for an even bigger sound, which is pretty cool for movie nights or house parties.

#### So, What's the Verdict?

The Audio Pro C20 is like that reliable friend who's good at a bunch of things. It's not just about the looks or just about the sound; it's a solid all-rounder. Whether you're into your music in a big way or just want something that'll make your TV shows sound better, it's worth a look. It's not the cheapest option out there, but for what it offers, it seems like a fair deal.The Audio Pro C20 isn't just another speaker on the block. It's got a bit of everything for everyone, whether you're deep into your music or just want something that sounds great for your living room. Let's dive into what makes this speaker a bit different from the rest.

#### It Looks Good, But Sounds Even Better

First off, the C20 has a look that's clean and simple, which is pretty refreshing. It comes in three colors – white, grey, and black – and has this cool fabric front that you can take off if you want. It's not trying too hard to stand out, which is nice.

Now, the sound. This thing packs a punch with 190W of power. The detail in the sound is something you'll notice, whether you're blasting your favorite playlist or just chilling with some background tunes. It's got the right balance of crisp highs and deep lows, so everything from classical to pop to movie soundtracks comes through nicely.

#### Vinyl Lovers, This One's for You

Here's something you don't see often: the C20 has a built-in spot for connecting a turntable directly. No extra gadgets needed. So, if you've got a love for vinyl, this speaker's going to be right up your alley. Plus, you can play that vinyl sound through other speakers in your house if you've got a setup like that.

#### Not Just for Music

What's neat is that the C20 isn't just for music. It's got an input for TV sound, so it can double as a soundbar. That means less clutter under your TV, and let's be honest, nobody likes a bunch of wires and gadgets everywhere.

#### Easy to Use, Easy to Enjoy

Apart from all the technical stuff, the C20 is pretty user-friendly. Streaming music from your phone or tablet is straightforward, and if you've got more than one of these, you can pair them up for an even bigger sound, which is pretty cool for movie nights or house parties.

#### So, What's the Verdict?

The Audio Pro C20 is like that reliable friend who's good at a bunch of things. It's not just about the looks or just about the sound; it's a solid all-rounder. Whether you're into your music in a big way or just want something that'll make your TV shows sound better, it's worth a look. It's not the cheapest option out there, but for what it offers, it seems like a fair deal.

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Audio Pro C20's Scandinavian Elegance in Speaker Design

Audio Pro is a Swedish audio brand that specializes in the production of high-quality wireless speakers and audio systems.

Audio Pro

Embrace the Scandinavian charm of the Audio Pro C20 in your living space.


  
OCTAVE Audio, based in Karlsbad, Germany, is poised to showcase two major additions to their high-end amplifier range at the upcoming High End 2024 show in Munich, scheduled for April 9-12, 2024. The event is set to feature the debut of the MRE 220 SE and the Jubilee Mono Ultimate, both of which represent significant advancements in the realm of audio technology.

### MRE 220 SE: Technical Precision and Customization

The MRE 220 SE mono power amplifiers are the latest in OCTAVE's MRE series, which has been renowned in the audiophile community since its introduction in 1994. These amplifiers deliver a robust 220W peak per channel using KT120 tubes, known for their strong performance characteristics. The core of the MRE 220 SE's design is its advanced octave pentode circuitry, which has been refined over decades to improve bandwidth and resolution, ensuring stable sound reproduction across various speaker loads.

A standout feature of the MRE 220 SE is its adjustable damping factor, enabling precise tuning of the amplifier’s feedback mechanism to optimize performance with different speakers. This capability is crucial for achieving the best possible sound quality and adaptability to different acoustic environments.

### Jubilee Mono Ultimate: Engineering Beyond Limits

The Jubilee Mono Ultimate is positioned as the flagship model in OCTAVE’s portfolio, incorporating an array of advanced technologies. This model uses eight KT170 output tubes, pushing out an impressive 440W per channel. The Jubilee Mono Ultimate significantly expands the power bandwidth to an ultra-wide range of 10 Hz to 100 kHz, enhancing the audio depth and clarity across all frequencies.

This model features a revolutionary output transformer and a robust triple mains transformer power supply system, designed to minimize distortion while enhancing the bass response. These features ensure that the amplifier can deliver both the power and finesse needed to authentically replicate the dynamic range of live performances in a domestic setting.

### Craftsmanship and Aesthetic Integration

Both the MRE 220 SE and the Jubilee Mono Ultimate underscore OCTAVE’s commitment to exceptional craftsmanship. Every unit is meticulously handcrafted in Germany, with all critical components such as the power and audio transformers being designed and produced in-house. This not only ensures optimal performance but also maintains the high-quality standards that OCTAVE is known for. Furthermore, the Jubilee Mono Ultimate offers customizable options for its front panel, allowing for personalization to suit individual tastes and interiors.

As OCTAVE Audio prepares to present these sophisticated models at High End 2024, the anticipation within the audiophile community is palpable. These amplifiers are not merely about sound enhancement—they represent a blend of technical innovation and aesthetic craftsmanship that aims to transform how music is experienced in a home environment. The MRE 220 SE and Jubilee Mono Ultimate are poised to set new benchmarks in the audio industry, offering a glimpse into the future of high-fidelity sound systems.

Black Box Preamp

by Octave

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