Right out of the box these speakers have a harsh tone with male vocals to the point of being strident. CX Highlights Fits virtually any smartphone brands in the market* Great bass-driven stereo sound Easy management of tracks and calls*. It is easy to setup and connect. If you are needing heavy bass built into the speaker look at more expensive options. Klip Xtreme Obsession Stereo Headphones with Microphone- Over-ear with In-Line Command capsule- Large 40mm Speaker Drivers for Great Sound & Bass- mm. Highs were sibilant, especially on cymbals. The sounds is clear and the speakers are able to portray an amazing sound with bass and clarity. I bought this chorus pedal to use with a bass i don't play/own a guitar, so my opinion applies only to bass guitar. I did a lot of online research and with Polk's name having been around now for more than 50 years, I decide to try the Monitor 40 Series II speakers. Bass was. They have. These speakers will absolutely shine for you if you let them do their job. [HOST]: Altavoz Bluetooth, altavoz inalámbrico portátil de 40 W (pico de 60 W) con luces coloridas, subwoofer doble graves pesados, radio FM. This is a GREAT chorus pedal for bass!. The power of these speakers.