Bluetooth Parameters: Bluetooth 4.2 compliant

Bluetooth Name: SD-307

Frequency Response: 100Hz-18KHz
Power adapter: 16V/3A
Battery capacity: 2000mAh
Product size: 330*175*155mm
Product Weight: 2.6KG
Packing Quantity: 12PCS

Singing, KTV singing, listening to music, practicing singing, full bass, not dull.
High-pitched sound is clear without being sharp, and it restores the real and three-dimensional sound effect.
One-click de-noise for a brand new singing experience.
One click can remove the original singer's voice from music to leave the accompaniment music.
Bluetooth connections can quickly connect to all mobile phones on the market.
Tablet computers, notebooks, and other Bluetooth devices enjoy wireless freedom.