A stylish and easy solution to fit your outdoor audio needs. The two channel transmitter and wireless auto tune stereo speakers with double bass boost (DBB) give you hours of great sounding audio. Each speaker is also equipped with a mood light for added night time party fun!Weatherproof Speakers 2 Channel PLL Transmitter Double Bass Boost (DBB) on each speaker Single color mood light Up to 7 hours battery life Energy Conscience 900 MHz Analog Speakers comply to International Weather Proofing Standards (Level IPX3)