inputs.text: quirks - low volume not much bass expected loudness setting help thoughfrom read boomboxery site cases internal design seehems like acoustic suspension type supposed give tight bass high volume somewhat expense low volumeno distortion problehem 5 band equalizer relief bought real equalizer not presetsi tried 4gb flash drive preformatted fat32 usb port played mp3 album easily enough songs displayed odd track numbers reason 1 3 5 etc not affect playbacki also tried playing itunes store music drmfree type flash drive not work worth tryedit bluetooth works playing itunes store music lasonic showed \\headphones\\ mac mini set lasonic \\bt\\ macs bluetooth prefpane \\on\\ \\discoverable\\the sound quality ok signal level low much lower volume setting bluetooth local radio stations also slight whistling noise quietest parts thelasonic 7 feet away mac direct line sight raising \\preamp\\ setting itunes equalizer window itunes equalizer set \\flat\\ first helped somewhat signal level made sound much \\fuller\\ beforein addition 120v ac 931btq powered 10 batteries 15v dc via input jack back unit lcd display glows orange whenever unit powered even battery power not sure affects battery life