Brand: Marshall
Marshall Kilburn III
- Audio: Marshall Signature Sound | True Stereophonic 360° Sound
- Drivers: 1 × 4″ Woofer | 2 × 2″ Full-Range Drivers
- Amplifiers: 1 × 30W Class D Woofer Amplifier | 2 × 10W Class D Full-Range Amplifiers
- Power: 50W Total Amplification
- Frequency Response: 45Hz–20kHz
- Sound Pressure: 91dB SPL @ 1m
- Cabinet: Active Stereo Speaker | Bass-Reflex System
- Stereo/Mono: Stereo
- Sound Controls: Adjustable Bass & Treble | Dynamic Loudness
- Bluetooth: Bluetooth 5.3 | Auracast
- Bluetooth Multipoint: Supported
- Codecs: SBC | LC3 | MPEG-2 AAC
- Wired Connectivity: 3.5mm AUX Input
- Bluetooth Range: Up to 10m / 32.8ft
- Controls: Bass | Treble | Volume | Power | Media Control Knob | M-Button | Bluetooth Button
- Battery: 50+ Hours Playtime
Marshall Kilburn III Highlights
- 50W total output
- More than 50 hours battery life
- IP54 dust and water resistance
- Bluetooth 5.3 wireless connection
- 30W wired charging
- 3 hours to recharge
Compare Marshall Kilburn III with Similar Products
Compare Marshall Kilburn III specs, features and price with similar speakers and alternatives.
Comparison full
0 spaces availableGeneral
| Specification | Marshall Kilburn III | JBL PartyBox On The Go | JBL Boombox 3 | JBL PartyBox Club 120 |
|---|---|---|---|---|
| Brand | Marshall | JBL | JBL | JBL |
| Model | Kilburn III | PartyBox On The Go | Boombox 3 | PartyBox Club 120 |
| Type | Portable Bluetooth Speaker | Portable Party Speaker | Portable Bluetooth Speaker | Portable Party Speaker |
| Color | Black and Brass, Cream, Brown, Pitch Black | Not specified | Not specified | Not specified |
Audio
| Specification | Marshall Kilburn III | JBL PartyBox On The Go | JBL Boombox 3 | JBL PartyBox Club 120 |
|---|---|---|---|---|
| Speaker Configuration | Active stereo loudspeaker with bass-reflex system; True Stereophonic 360° sound | Woofer and dual tweeters | Three-way system with subwoofer, dual midrange drivers and dual tweeters | Not specified |
| Drivers | 1 x 4-inch woofer; 2 x 2-inch full-range speakers | 133 mm woofer; two 44 mm tweeters | 189 × 114 mm subwoofer; two 80.9 × 80.9 mm midrange drivers; two 20 mm tweeters | Two 133 mm woofers; two 57 mm tweeters |
| Frequency Response | 45 Hz-20 kHz | 50 Hz–20 kHz (-6 dB) | 40 Hz–20 kHz | 40 Hz - 20 kHz. |
| Total Power Output | 50 W total amplification (30 W woofer + 2 x 10 W full-range) | 100 W RMS | 180 W RMS on AC; 136 W RMS on battery | 160 Watts RMS. |
| Maximum SPL | 91 dB SPL @ 1 m | Not specified | Not specified | Not specified |
| Amplifier | 1 x 30 W Class D woofer amplifier; 2 x 10 W Class D full-range amplifiers | Not specified | Not specified | Not specified |
| Audio Channels | Stereo | Not specified | Not specified | Not specified |
| Sound Modes / EQ | Adjustable bass and treble; Dynamic Loudness | Bass Boost; bass, treble and echo controls | Not specified | Karaoke EQ; JBL PartyBox app equaliser |
| Audio Features | True Stereophonic 360° sound; active stereo loudspeaker; bass-reflex system; charging bank | Not specified | Not specified | JBL Pro Sound; AI Sound Boost |
| Signal-to-Noise Ratio | Not specified | >80 dB | >80 dB | >80 dB |
Connectivity
| Specification | Marshall Kilburn III | JBL PartyBox On The Go | JBL Boombox 3 | JBL PartyBox Club 120 |
|---|---|---|---|---|
| Bluetooth | Bluetooth 5.3; Auracast | 4.2 | 5.3 | Bluetooth 5.3 |
| Bluetooth Range | 10 m (32.8 ft) | Approximately 10 m | Not specified | Not specified |
| Bluetooth Profiles / Codecs | SBC; LC3; MPEG-2 AAC | A2DP 1.3; AVRCP 1.6 | A2DP 1.3; AVRCP 1.6 | A2DP 1.4; AVRCP 1.6 |
| Wi-Fi | Bluetooth-only portable speaker | Bluetooth-only portable speaker | Bluetooth-only portable speaker | Bluetooth-only portable speaker |
| Wired Inputs | 3.5 mm AUX input | Not specified | AUX input | 1x Mic, 1x Guitar/Mic, 3.5mm Aux In. |
| HDMI | Portable speaker design | Portable speaker design | Portable speaker design | Portable speaker design |
| USB | USB-C charging and power-bank port | USB playback of MP3, WMA and WAV; 5 V / 2.1 A charge output | USB-A power-bank output, 5 V / 2 A | Yes (mp3, wav, wma, flac) |
| Microphone / Guitar Inputs | No built-in microphone | Microphone and guitar inputs | No microphone or guitar input | Dual microphone and guitar inputs |
| Multi-Speaker / Stereo Pairing | Auracast | Not specified | PartyBoost stereo and multi-speaker connection | Not specified |
| App Support | Marshall Bluetooth app | Not specified | JBL Portable app | Not specified |
Power & Battery
| Specification | Marshall Kilburn III | JBL PartyBox On The Go | JBL Boombox 3 | JBL PartyBox Club 120 |
|---|---|---|---|---|
| Power Source | Rechargeable battery / USB charging | Rechargeable battery; 100–240 V AC, 50/60 Hz | Rechargeable battery; 100–240 V AC, 50/60 Hz | Rechargeable battery / USB charging |
| Battery Life | 50+ hours | Up to 6 hours | Up to 24 hours | Up to 12 Hours (Replaceable Battery Design). |
| Charging Time | 3 hours to full recharge with a 30 W USB-C PD charger | Under 3.5 hours | 6.5 hours | 3.5 Hours (Fast Charge: 10min = 80min play) |
| Fast Charging | 20 minutes gives 8 hours of playtime with a 30 W USB-C PD charger | Not specified | Not specified | 10 minutes for 80 minutes of playback |
| Charging Port | USB-C (9 V/3 A, 5 V/3 A) | AC mains input | AC mains input | AC mains input |
| Power Consumption | Not specified | Standby: under 2 W with Bluetooth connected; under 0.5 W disconnected | Not specified | Not specified |
Design & Controls
| Specification | Marshall Kilburn III | JBL PartyBox On The Go | JBL Boombox 3 | JBL PartyBox Club 120 |
|---|---|---|---|---|
| Controls | Bass; treble; volume; on/off; media jog; M-button; Bluetooth button | Not specified | Not specified | Not specified |
| Water & Dust Resistance | IP54 | IPX4 | IP67 | IPX4 (Splashproof). |
| Materials | 38% of the total product is recycled | Not specified | Metal handle; silicone grip | Post-consumer recycled plastic |
| Placement / Mounting | Free-standing portable placement | Free-standing portable placement | Free-standing portable placement | Free-standing portable placement |
Features
| Specification | Marshall Kilburn III | JBL PartyBox On The Go | JBL Boombox 3 | JBL PartyBox Club 120 |
|---|---|---|---|---|
| Voice Assistant | No built-in voice assistant | No built-in voice assistant | No built-in voice assistant | No built-in voice assistant |
| Lightshow | No party lightshow | Yes — integrated party lightshow | No party lightshow | Starry lights, light trails, and strobe effects. |
| Party Features | Not a party-speaker product | Not specified | Not a party-speaker product | Not specified |
| Home Cinema Features | Not a home-cinema speaker | Not a home-cinema speaker | Not a home-cinema speaker | Not a home-cinema speaker |
| Special Features | True Stereophonic; Bluetooth Auracast; charging bank; replaceable battery; Marshall Bluetooth app | Not specified | Not specified | Not specified |
What's in the Box
| Specification | Marshall Kilburn III | JBL PartyBox On The Go | JBL Boombox 3 | JBL PartyBox Club 120 |
|---|---|---|---|---|
| Speaker / Soundbar | Kilburn III | PartyBox On The Go | Boombox 3 | PartyBox Club 120 |
| Subwoofer | No subwoofer supplied | No subwoofer supplied | No subwoofer supplied | No subwoofer supplied |
| Remote Control | No remote control supplied | No remote control supplied | No remote control supplied | No remote control supplied |
| Power Cable | USB-C to USB-C charging cable | AC power cable | 2 m AC power cord | 2 m AC power cord |
| Audio / HDMI Cable | Not applicable | Not applicable | Not applicable | Not applicable |
| Mounting Accessories | Portable design | Portable design | Portable design | Portable design |
| Other Accessories | Not applicable | Wireless microphone; shoulder strap with bottle opener | Not applicable | Not applicable |
| Documentation | Quick Start Guide and safety documentation | Quick-start guide; safety and warranty information | Quick Start Guide and safety documentation | Quick Start Guide and safety documentation |
Design
| Specification | Marshall Kilburn III | JBL PartyBox On The Go | JBL Boombox 3 | JBL PartyBox Club 120 |
|---|---|---|---|---|
| Dimensions | 273 x 169 x 150 mm (W x H x D) | 489 × 244.5 × 224 mm (W × H × D) | 482.4 × 256.9 × 199.7 mm (W × H × D) | 28.8 x 57 x 29.7 cm. |
| Weight | 2.8 kg | 6.5 kg | 6.7 kg | 11.05 kg. |
Battery & Charging
| Specification | Marshall Kilburn III | JBL PartyBox On The Go | JBL Boombox 3 | JBL PartyBox Club 120 |
|---|---|---|---|---|
| Battery | Rechargeable, replaceable Li-ion battery | 18 Wh lithium-ion (7.2 V / 2500 mAh) | 72.6 Wh lithium-ion polymer (7.26 V / 10000 mAh) | JBL Battery 200, 34 Wh lithium-ion polymer |
Specs
Marshall Kilburn III specifications
General
| Brand | Marshall |
|---|---|
| Model | Kilburn III |
| Type | Portable Bluetooth Speaker |
| Color | Black and Brass, Cream, Brown, Pitch Black |
Audio
| Speaker Configuration | Active stereo loudspeaker with bass-reflex system; True Stereophonic 360° sound |
|---|---|
| Drivers | 1 x 4-inch woofer; 2 x 2-inch full-range speakers |
| Frequency Response | 45 Hz-20 kHz |
| Total Power Output | 50 W total amplification (30 W woofer + 2 x 10 W full-range) |
| Maximum SPL | 91 dB SPL @ 1 m |
| Amplifier | 1 x 30 W Class D woofer amplifier; 2 x 10 W Class D full-range amplifiers |
| Audio Channels | Stereo |
| Sound Modes / EQ | Adjustable bass and treble; Dynamic Loudness |
| Audio Features | True Stereophonic 360° sound; active stereo loudspeaker; bass-reflex system; charging bank |
Connectivity
| Bluetooth | Bluetooth 5.3; Auracast |
|---|---|
| Bluetooth Range | 10 m (32.8 ft) |
| Bluetooth Profiles / Codecs | SBC; LC3; MPEG-2 AAC |
| Wired Inputs | 3.5 mm AUX input |
| USB | USB-C charging and power-bank port |
| Microphone / Guitar Inputs | No built-in microphone |
| Multi-Speaker / Stereo Pairing | Auracast |
| App Support | Marshall Bluetooth app |
Power & Battery
| Power Source | Rechargeable battery / USB charging |
|---|---|
| Battery | Rechargeable, replaceable Li-ion battery |
| Battery Life | 50+ hours |
| Charging Time | 3 hours to full recharge with a 30 W USB-C PD charger |
| Fast Charging | 20 minutes gives 8 hours of playtime with a 30 W USB-C PD charger |
| Charging Port | USB-C (9 V/3 A, 5 V/3 A) |
Design & Controls
| Controls | Bass; treble; volume; on/off; media jog; M-button; Bluetooth button |
|---|---|
| Water & Dust Resistance | IP54 |
| Dimensions | 273 x 169 x 150 mm (W x H x D) |
| Weight | 2.8 kg |
| Materials | 38% of the total product is recycled |
| Placement / Mounting | Free-standing portable placement |
Features
| Lightshow | No party lightshow |
|---|---|
| Special Features | True Stereophonic; Bluetooth Auracast; charging bank; replaceable battery; Marshall Bluetooth app |
What's in the Box
| Speaker / Soundbar | Kilburn III |
|---|---|
| Power Cable | USB-C to USB-C charging cable |
| Documentation | Quick Start Guide and safety documentation |