Stream your own music through Bluetooth® wireless technology or tune into the FM radio; use the mic to sing along or drop the vocals to take the lead Cheers and party lights add a festive vibe; vocal warm-ups and games add to the fun Add an echo, harmonize, or make your voice sound high, low or robotic with voice-changing effects 40-watt speaker, mic, 3.5mm audio-in jack, 6.35mm in-line jack (second mic not included) with volume control, microSD card slot Intended for ages 14+ years; requires 6 AA batteries; batteries included for demo purposes only; new batteries recommended for regular use Pick up a portable party with the feature-packed SuperSound Karaoke™ mic and speaker; makes the perfect holiday gift or birthday present for your favorite teenager or adult