
Take pro-quality sound anywhere with the Yamaha Stagepas 100BTRmkII Battery Portable 6.5" Powered PA with 3-channel Mixer. Designed for buskers, mobile presenters, content creators, fitness instructors, and anyone who needs serious sound without a power outlet, the STAGEPAS 100BTR mkII packs a complete PA system into a lightweight, battery-powered package with USB-C charging and modern Bluetooth connectivity.
Powered by a 100W Class-D amplifier driving a 6.5" coaxial driver with a 1.4" compression tweeter and a FIR crossover filter, the 100BTR mkII delivers up to 120 dB SPL with crystal-clear tone. The built-in lithium-ion battery delivers up to six hours of run time and recharges via USB Power Delivery, so a single power bank can keep you running all day.
Key Features
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100W Class-D Amplification – Up to 120 dB SPL from a compact 11.5 lb cabinet
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6.5" Coaxial Driver System – 1.4" + 6.5" coaxial drivers with FIR crossover for clarity and coherence
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Up to 6 Hours of Battery Life – Built-in lithium-ion battery for indoor or outdoor performance
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USB-C Quick Charging – 60-100W USB Power Delivery support for fast top-ups in the field
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3-Channel Mixer – 2 mono mic/line inputs plus 1 stereo line input with 2-band master EQ
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USB & Bluetooth Audio I/O – Send and receive audio to/from computer or smartphone wirelessly
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Front-Mounted Controls – EQ and gain controls right on the front for fast on-the-fly adjustments
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Pole-Mount Compatible – Stand-mount for optimal sound coverage at events and gatherings
Whether you're busking on the street, leading a fitness class outdoors, presenting at a pop-up event, streaming a hybrid online seminar, or running sound for a school assembly, the STAGEPAS 100BTR mkII is the all-in-one battery-powered PA built for life on the move.
Pro Yamaha sound. Anywhere. The STAGEPAS 100BTR mkII.

