Roland MOBILE BA Battery Powered Stereo Amplifier -Open Box

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Roland MOBILE BA Battery Powered Stereo Amplifier

CONDITION:åÊBox damaged, does not include any adapter or batteries.

Weighing less than six pounds (2.5 kg) and delivering high-quality stereo sound with flexible connectivity, the MOBILE BA is the perfect solution for schools, offices, small outdoor events, or any environment where fast, simple, and solid amplification is needed. No external power sources, speakers, or mixers are required ‰ÛÓ simply connect your music player, microphone, and/or instrument to the MOBILE BA, set the volume, and broadcast your sound with clarity and power. Small and light enough for a child to carry, the MOBILE BA easily goes wherever you want go!

Roland MOBILE BA Features:

  • Five-watt (2.5 W + 2.5 W) stereo amplifier
  • Weighs less than six lbs (2.5 kg); small and light enough for a child to carry
  • Three-channel built-in mixer with flexible inputs: MIC, LINE, and PC/AUDIO
  • Anti-Feedback function built in
  • Reverb/Echo effects for vocals, and Center Cancel function for ‰ÛÏminus-one‰۝ vocal practice and karaoke fun
  • Can be mounted on an optional microphone stand for elevated placement.

Roland MOBILE BA Specifications:

Rated Power Output:

  • 2.5 W + 2.5 W

Nominal Input Level (1 kHz):

  • MIC: -50 dBu
  • LINE: -10 dBu
  • PC/AUDIO: -10 dBu


  • 10 cm (4 inches) x 2


  • POWER switch
  • TONE knob
  • MIC ECHO knob
  • [MIC]
  • VOLUME knob
  • [LINE]
  • VOLUME knob
  • [PC/AUDIO]
  • VOLUME knob
  • CENTER CANCEL switch


  • Power


  • MIC jack (1/4-inch phone type)
  • LINE L/MONO jack (1/4-inch phone type)
  • LINE R jack (1/4-inch phone type)
  • PC/AUDIO jacks (Stereo miniature phone type, RCA phono type)
  • PHONES jack (Stereo miniature phone type)
  • DC IN jack

Power Supply:

  • Alkaline battery (AA, LR6) x 6 (Not Included) or
  • AC Adaptor (sold separately)

Current Draw:

  • åÊ175 mA (DC 9 V)


  • Strap
  • Owner‰۪s Manual

Option (sold separately):

  • AC adaptor (PSB series)

Expected battery life under continuous use:

  • Alkaline battery (AA, LR6): approximately 15 hours

Note: Batteries not included.