JBL Authentics 300 vs Marshall Kilburn II Black & Brass
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Quick comparison
At a glance
Key specifications and important differences. Full details follow below.
| Feature |  JBL Authentics 300 |  Marshall Kilburn II Black & Brass |
|---|---|---|
| Price | KSh 45,000.00 | KSh 41,000.00 |
| Battery | N/A — mains-powered product | — |
| Weight | — | 2.5 kg |
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Full specifications
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General
| Specification | JBL Authentics 300 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Brand | JBL | Marshall |
| Model | Authentics 300 | Kilburn II Black & Brass |
| Type | Smart Speaker | Portable Bluetooth Speaker |
| Color | — | Black & Brass |
Design
| Specification | JBL Authentics 300 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Dimensions | — | 243 x 162 x 140 mm (W x H x D) |
| Weight | — | 2.5 kg |
Battery & Charging
| Specification | JBL Authentics 300 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Battery | N/A — mains-powered product | — |
Connectivity
| Specification | JBL Authentics 300 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Bluetooth | — | Bluetooth 5.0 |
| Bluetooth Range | — | 10 m (30 ft) |
| Bluetooth Profiles / Codecs | — | Qualcomm aptX; AAC not supported |
| Wi-Fi | — | N/A — Bluetooth-only portable speaker |
| Wired Inputs | — | 3.5 mm input |
| HDMI | — | N/A — portable speaker design |
| Microphone / Guitar Inputs | — | N/A — no microphone or guitar input |
Features
| Specification | JBL Authentics 300 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Lightshow | N/A — no party lightshow | N/A — no party lightshow |
| Party Features | N/A — not a party-speaker product | N/A — not a party-speaker product |
| Home Cinema Features | N/A — not a home-cinema product | N/A — not a home-cinema speaker |
| Voice Assistant | — | N/A — no built-in voice assistant |
| Special Features | — | True Stereophonic 360° sound; aptX; carrying strap; visual battery indicator |
Power & Battery
| Specification | JBL Authentics 300 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Power Source | AC mains | Rechargeable battery / USB charging |
| Battery Life | N/A — mains-powered product | 20+ hours |
| Charging Time | N/A — mains-powered product | — |
| Fast Charging | N/A — mains-powered product | — |
| Charging Port | N/A — mains-powered product | — |
| Power Consumption | — | Network standby power consumption: No |
What's in the Box
| Specification | JBL Authentics 300 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Speaker / Soundbar | Authentics 300 | Kilburn II Black & Brass |
| Subwoofer | N/A — no subwoofer supplied | N/A — no subwoofer supplied |
| Remote Control | N/A — no remote control supplied | N/A — no remote control supplied |
| Other Accessories | N/A | N/A |
| Documentation | Quick Start Guide and safety documentation | Quick Start Guide and safety documentation |
| Power Cable | — | USB charging cable |
| Audio / HDMI Cable | — | N/A |
| Mounting Accessories | — | N/A — portable design |
Audio
| Specification | JBL Authentics 300 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Speaker Configuration | — | Stereo; bass-reflex cabinet; True Stereophonic 360° sound |
| Drivers | — | 1 woofer; 2 tweeters |
| Frequency Response | — | 52 Hz-20 kHz |
| Total Power Output | — | 36 W total amplification |
| Maximum SPL | — | 100.4 dB @ 1 m |
| Amplifier | — | 1 x 20 W Class D woofer amplifier; 2 x 8 W Class D tweeter amplifiers |
| Audio Channels | — | Stereo |
| Sound Modes / EQ | — | Analogue bass, treble and volume controls |
| Audio Features | — | True Stereophonic 360° sound; bass-reflex cabinet; rugged vinyl exterior; solid metal grille; guitar-inspired carrying strap |
Design & Controls
| Specification | JBL Authentics 300 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Controls | — | Bluetooth button; power/volume knob; bass knob; treble knob; battery indicator |
| Water & Dust Resistance | — | IPX2 |
| Materials | — | Rugged vinyl exterior; solid metal grille; guitar-inspired carrying strap |
| Placement / Mounting | — | Free-standing portable placement |
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