Marshall Kilburn III

Product info:

• portable Bluetooth speaker for use with smartphones, tablets, and laptops
• Bluetooth 5.3 with Auracast
  • high-quality audio streaming
  • lets you simultaneously pair two devices
• analog volume, bass and treble control knobs
• two 2" full-range speakers and one 4" woofer, driven by three independent Class D amplifiers
• bass reflex cabinet
• total system power 50W (10W x 2 plus 30W for woofer)
• frequency response: 45-20,000 Hz
• rechargeable and replaceable battery delivers up to 50 hours of operation

Marshall Bluetooth app:

• free download from Apple App Store and Google Play
• control playback, including sound source and volume
• equalizer and balance presets
• get over-the-air firmware updates

Other info:

• 3.5mm stereo minijack input for portable devices
• IP54-rated waterproof and dustproof
• USB-C charging cable
• 10-3/4"W x 6-3/4"H x 6"D
• weight: 6.2 lbs.
• warranty: 1 year