Marshall Kilburn III Portable Bluetooth Speaker (Black and Brass)

High Light

• 50+ hours of portable playtime: Keep playing without having to stop and charge
• True Stereophonic: 360° sound finds you wherever you stand
• Dust & water-resistant (IP54): Don’t worry about a splash of water or a little dirt
• Dynamic Loudness: Perfectly tuned sound whatever the volume 
• Tactile controls: Intuitive controls designed in Marshall’s signature style
• Charging bank: Use the speaker to charge your phone on the go

AUDIO SPECIFICATION

• Driver Type : Dynamic
• Frequency range : 45Hz – 20KHz
• Drivers : One 4 inches Woofer Two 2 inches Full-range Speakers
• Stereo/mono : Stereo
• Maximum sound pressure level : 91 dB SPL @ 1 m
• Cabinet principle : Active stereo loudspeaker with bass reflex system
• POWER AMPLIFIERS : One 30 Watt  Class D Amplifier for the Woofer Two 10 Watt
• Class D Amplifiers for the Full Ranges