Description: Immerse yourself in music with this speaker, featuring 8+ hours of long-lasting battery life. The built-in large-capacity power battery ensures stable volume and sound quality output. Experience surround sound effects that rival a live concert, thanks to the large sound chamber and powerful reserve. Adjust the reverberation effect and enhance vocals with the built-in DSP chip for a true-to-life sound experience. The upgraded 57mm speakers deliver rich sound details, while the 5.0 Bluetooth-compatible chip ensures fast, stable connection and excellent sound quality. With 2.4G wireless technology, enjoy zero-delay karaoke session. Item Name: Speaker Material: ABS Power Supply Voltage: DC5V Speaker Diameter: 57mm Output Power: 6W Battery Capacity: 1200mAh Frequency Range: 20Hz~20KHz Bluetooth-compatible: 5.0 Transmission Distance: ≦10 Meters Charging Time: 3 Hours Features: Mini Size, Portable, Easy to Use Size Details: Speaker: 11cm x 15cm x 7.8cm/4.33" x 5.91" x 3.07" (Approx.) Microphone: 13.4cm x 3.7cm/5.28" x 1.46" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: Color Black1/White 1/Blue1/Pink 1: 1 x Speaker 1 x Microphone 1 x Data Cable Or Color Blue 2/Pink 2/White 2/Black 2: 1 x Bluetooth Speaker 2 x Microphones 1 x Data Cable Immerse yourself in rich sound details with upgraded 57mm speakers that deliver enhanced high frequencies and detailed audio, creating a lifelike concert experience. Utilize the built-in DSP chip to adjust reverberation effects, enhance vocals intelligently, and achieve true-to-life sound reproduction for an optimal listening experience. Benefit from the upgraded 5.0 Bluetooth-compatible chip for fast and stable connections, ensuring excellent sound quality with every use. Experience zero-delay karaoke with the advanced 2.4G wireless technology microphone. Enjoy over 8 hours of continuous music playback thanks to the large-capacity power battery, providing a stable output of volume and sound quality for uninterrupted music enjoyment anytime, anywhere. Transport yourself to a concert-like atmosphere with the speaker's large sound chamber and powerful reserve, delivering consistent and superior sound effects that elevate your music listening experience.