Specifications:

    Miniature High Power amp produces Crystal clear sound
    Portable 3-leg design so you can enjoy your music anywhere
    10 hours of playback from 2 AAA battery
    Sound quality will vary depending on MP3 flies and MP3 players
    Operating time: Max.10 hours
    OPerating temperature: 0~45℃
    Operating humidity: 0~95%
    Power: AAA size 2 EA(not included) Alkaline 3V
    Size: approx 32.2x142.5mm
    Weight: approx 60g
    Sound: stereo
    Sound pressure level: 110dB ~ 2dB
    Approved: CE / FCC

OEM/ODM,Customized Logos/Designs are Welcome