Feature:1. Compact and Powerful: Equipped with a built-in 4 6W speaker, this kit is designed to produce optimized high-performance sound that is more accurate and at an appropriate volume level. The lightweight and compact design, coupled with the 1800mAh rechargeable battery that supports up to 4 hours of continuous singing, make it easy to take to parties and other events.2. Bluetooth-compatible System: The latest Bluetooth-compatible 5.3 chip ensures fast pairing and stable connectivity up to 10 meters (unobstructed), while also supporting Micro TF card, USB flash drive and AUX-in connections for compatibility with a range of devices such as smartphones, iPads, tablets and PCs. It is perfect for small parties, schools, churches and gyms.3. Wireless Microphone: With 2.4G wireless microphones that transmit up to 10 meters, four magical sound effects including Original, KTV, monster and baby sounds, this karaoke machine is perfect for duets and dance performances. Advanced active noise cancellation technology and professional DSP audio processing ensure that every word you sing is perfect.4. RGB Ambient Lighting: The innovative design incorporates premium RGB speaker lighting effects with up to 16 independent light beads, multiple RGB karaoke light effects that follow the rhythm of the music. You can select from different lighting modes such as colorful rotation, single color alternation, gradient effect, colorful breathing and single color breathing. Adds excitement and energy to any party or gathering, keeping your guests entertained all night long.5. Great Gift: This karaoke speaker with microphone is the perfect gift for your loved ones to enjoy the fun of singing and expressing your care for them. It is a unique and delightful gift that can be given on birthdays, Christmas, Valentine's Day, or Any other important celebration.Product Configuration: Speaker + Single MicrophoneBluetooth-compatible Version: V5.3Reverb Chip: Built-in Reverb ChipMaximum Sound Pressure: Maximum Sound Pressure Level > 115dBFrequency Response Range: 100Hz-20KHzRated Power: 10WSignal to Noise Ratio: 70dBMaterial: ABSMicrophone Head Specification: Capacitor MicBattery Capacity: 1800mAhCharging Time: About 5 HoursBattery Life: Singing for about 3.5h; Bluetooth-compatible about 4HHorn specification: 4 6WButtons/push buttons: buttonsInput: DC5V/1ATF card slot: supported