Wireless karaoke microphone with speaker from Bigben. Perfect for your parties, with a battery life of 4 hours and 9W speakers. An atypical design featuring integrated multicolored LEDs that will delight both small and large children. Features and product characteristics: Bigben Wireless Bluetooth Karaoke Microphone. Perfect for singing at parties with family and friends. Integrated 9W speaker to hear directly what you sing or say. LED light with 4 colors to sync with the rhythm of your music.