Professional Audio Quality: Experience studio-level sound with this portable karaoke machine-microphone combo that delivers crystal-clear audio performance, perfect for KTV singing, parties, and more. Stable Bluetooth-Compatible 5.0: Boasting an advanced Bluetooth-Compatible 5.0 connection with 15m, this karaoke machine toy with a wireless microphone ensures a stable link to all compatible devices without the worry of sudden interruptions. 66MM large-diameter full-range dual speakers,The low frequency is powerful and deep, and the mid-high frequency is clear, giving you a better listening experience. 5200MAH large capacity, reverse charging,Built-in 5200mAh large-capacity battery, bringing strong endurance, even outdoor travel can accompany you for a long time. RGB lighting effects,The colors move with the music like the aurora, creating a rhythmic atmosphere. Playback Type:Bluetooth-Compatible Connection Bluetooth-Compatible Version: V5.0 Effective Distance: 15 Meters Frequency Response Range: 134hz-20khz Battery Capacity: 5200mah Horn Resistance Power: 4Ω6w Colour:Black Material:Metal Package Contents: 1 * speaker 2 * microphones 2 * cable 1 * Chinese and English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.