Bluetooth parameters: Bluetooth +4.2 compliant

bluetooth name: SD-306PLUS

frequency response: 100Hz-18KHz
power Adapter: 5V/2A
battery capacity: 3000Mah
product Size: 340*180 * 208mm
product Weight: 3.16KG
packing quantity: 12PCs

singing Karaoke listening karaoke bass full not dull +
Treble clear not sharp restore real stereo sound +
one-click elimination of Original Sound gives you a new singing experience +
One click can eliminate the original singing sound in the music to stay with the music
bluetooth connection can quickly connect to all mobile phones on the market
Bluetooth devices such as tablet computers and laptops enjoy wireless freedom
Self-contained sound card function free voice changing male female voice doll sound