The power of these speakers. Right out of the box these speakers have a harsh tone with male vocals to the point of being strident. [HOST]: Altavoz Bluetooth, altavoz inalámbrico portátil de 40 W (pico de 60 W) con luces coloridas, subwoofer doble graves pesados, radio FM. Bass was. It is easy to setup and connect. The sounds is clear and the speakers are able to portray an amazing sound with bass and clarity. This is a GREAT chorus pedal for bass!. Klip Xtreme Obsession Stereo Headphones with Microphone- Over-ear with In-Line Command capsule- Large 40mm Speaker Drivers for Great Sound & Bass- mm. 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. If you are needing heavy bass built into the speaker look at more expensive options. 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. These speakers will absolutely shine for you if you let them do their job. They have. CX Highlights Fits virtually any smartphone brands in the market* Great bass-driven stereo sound Easy management of tracks and calls*. Highs were sibilant, especially on cymbals.