Karaoke Machine with Two Wireless Microphones Portable BT Speaker LED Lights Control High Volume Adjustable Super Bass Diaphragm Wireless BT Sound System for Outdoor Home Party Livestream Features: 【Portable BT Speaker】: Our portable outdoor subwoofer mini speaker with dual mini microphones is perfect for karaoke enthusiasts. Enjoy the convenience of wireless BT technology, allowing you to connect your devices effortlessly and stream your favorite music. 【Adjustable Volume and Light Control】: Take full control of your audio experience with our speaker's adjustable volume feature. Whether you want to pump up the party or enjoy a more intimate setting, you can easily adjust the volume to suit your needs. Additionally, the light control function adds a touch of ambiance to any gathering. 【Multiple Functions and Connectivity Options】: With built-in BT functionality, USB and TF card readers, our speaker provides various ways to play your favorite tunes. The included microphone allows you to unleash your inner singing superstar and create a karaoke system right at home. 【Long Battery Life and Power Indicator】: Equipped with a powerful built-in 3.7V/2400mAh battery, our speaker ensures hours of uninterrupted playback. You'll never have to worry about running out of power during your karaoke sessions. The low-power indicator will alert you when it's time to recharge, so you can always be prepared. 【Fast and Convenient Charging】: Our speaker features a TYPE-C interface for quick and efficient charging. Whether you prefer a fast charge with the power off (1.5-2 hours) or a slower charge while using the speaker (3-4 hours), we've got you covered. Stay connected and ready to rock with our versatile and reliable wireless BT sound system. Specifications: Rated Impedance: 4 Ω ± 15% Rated Power: 3W Frequency Range: F0-20KHZ Characteristic Sensitivity: 84dB ± 2dB Resonance Frequency: 400Hz ± 20% Harmonic Distortion: ≤ 5% Power Supply (adapter): DC 5V/1A Speaker Battery: Built in 3.7V/2400mAh Battery Usage Time: 3-3.5 hours (amplifier state) Power Indicator: Power on - white light; Charging - red light; Low battery state - prompt sound for 2 minutes/time Charging Time: Fast charging (power off) 1.5-2 hours Slow charging (charging and amplifier at the same time, with the amplifier turned on moderately) for 3-4 hours Charging Interface: TYPE-C interface Package Weight: 900g/31.7oz Package Size: 20 * 10.7 * 7.9cm/7.9 * 4.2 * 3.1inch Note: Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Packing List: 1 x Speaker 2 x Wireless Microphone 1 x Type-C Charging Cable 1 x Instructions 1 x Certificate of Conformity