40W RMS (2x16W low-frequency 2x4W high frequency) — twice as much as comparably-sized speakers 50 Hz to 20kHz frequency range with bass reflex port for superior low-end performance Two-way 2x3” neodymium tweeters for crisp clear high frequencies Advanced digital crossovers for incredible midrange detail Battery powered with up to 10 hours play time & fast recharging Advanced digital crossovers for incredible midrange detail