Amazmic Kids Karaoke Microphone Machine Toy Bluetooth Microphone Portable Wireless Karaoke Machine Handheld with LED Lights, Gift for Children Adults Birthday Party, Home KTV(Gray) Gray Color:Gray CFR（center frequency）---to adjust center frequency

CFR（center frequency）---to adjust center frequency of formant

Color:Black + White Word Please contact us when you have problem with the item before leaving feedback

It is terminated with rugged metal 3-pin XLR male to female connectors

and various beats and rhythm patterns

then plug and play

Amazmic Kids Karaoke Microphone Machine Toy Bluetooth Microphone Portable Wireless Karaoke Machine Handheld with LED Lights, Gift for Children Adults Birthday Party, Home KTV(Gray) Gray Color:Gray CFR（center frequency）---to adjust center frequencyAmazmic Kids Karaoke Microphone Machine Toy Bluetooth Microphone Portable Wireless Karaoke Machine Handheld with LED Lights, Gift for Children Adults Birthday Party, Home KTV(Gray) SHOW YOURSELF & HAVE MORE FUN Amazmic Handheld KaraokWireless Microphone Can Do Lots Of Things For You~ As a microphone toy to showcase your talent (singing or humorous MC), cultivate kids talent and courage in a relaxed environment from a young age; As a home karaoke