The Aiwa Retro Wireless Karaoke Speaker is a versatile and stylish audio system perfect for karaoke enthusiasts. It comes with two wireless microphones and offers up to 4 hours of playtime. The speaker delivers 5W sound output and features controls for volume power song navigation pause and FM radio. The microphones have their own volume control power options and a fun voice-changing feature with six different voice modes making it ideal for entertaining and lively performances.