Powered Speaker with 1/8" Plug

Easily add loud audio to your projects with this mini portable speaker rated up to 2.2 Watts with its own internal rechargeable battery! Just plug into a headphone jack and you'll have audio. Plastic Encased so it can be embedded inside objects and also expandable for an extra boost of volume.

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Last Updated: 02/27/2024



A simple portable mini speaker that has it's own battery for an extra boost of volume! Plugs directly into a headphone jack. No wiring necessary and easy to use. Sturdy rounded plastic case with built in ON/OFF switch, mini USB charge port, keyring hole, indicator LED and an expandable design! Just unscrew to pop open the top and give you extra power in your speakers for louder sounds/ music. Good for portable audio to be used with your Arduino Wav Shield, Arduino MP3 Shield, Raspberry Pi, or MP3 Player.


  • Color: Black
  • Connector: 1/8" Plug (standard headphone plug)
  • Dimensions:
    • Diameter: 1.97" (50mm)
    • Height: 1.38" (35mm)
    • Expanded Height:
    • Wire length: 2"
  • Physical Features:
    • Power Indicator LED
    • Twistable expandable design for stronger bass resonance
    • 1/8" Plug stores perfectly into the base!
    • Sleek round design
    • ON/OFF switch with Hi & Low Power options
  • Sound Emission Angle: 360 degrees
  • Subwoofer: 1.4W
  • Vacuum base for deep Hi-Fi sound quality
  • Internal rechargeable battery (charged via Mini USB port onboard)
  • Battery Life: 3 - 5 hours on a single charge
  • Power Output: 2.4W
  • Internal Speaker Diameter: 36mm
  • Speaker Impedance: 4 Ohm
  • Frequency Response: 200Hz - 20kHz
  • Singal-to-noise Ratio: >89db
  • Distortion: <0.5%
  • Internal Battery Voltage: 3.7V
  • Minimum Internal Battery Charging Voltage: 4.2V
  • Charge Time:
    • via USB: 4 Hours
    • via DC Power supply: 2.5 Hours
  • Weight: 24g


What is the diameter of the speaker?
It\'s 50mm. That\'s 1.97 inches.
Default User Icon Ian · 05/18/2020
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