Feature: 1. 【Wireless Karaoke Experience】 : This BT speaker with dual microphones offers a wireless karaoke experience. With 2.4G wireless technology, it provides up to 10 meters of wireless transmission distance. It's not just a karaoke speaker, but also a standalone BT speaker, offering a seamless connection within 10 meters without any lag. 2. 【Superior Sound Quality】 : The speaker is designed with a 57mm large speaker and an independent bass diaphragm, which significantly enhances the sound quality. The powerful sound field gives you a shocking music experience. It's perfect for outdoor camping and picnics, thanks to its compact size, built-in battery, and portable handle. 3. 【Atmospheric Lighting】 : The speaker features 360° surround atmospheric lighting effects, integrating lighting effects into the speaker. With 16 million full-color options, the speaker lets the music touch the colors and bloom differently. It's perfect for creating a party atmosphere. 4. 【Long Battery Life】 : The speaker is equipped with a large-capacity battery, meeting the needs of long-time mobile karaoke. It supports BT connection to TVs and mobile phones for karaoke, and is compatible with mainstream karaoke software. 5. 【One-Click Vocal Removal】 : With a one-click vocal removal feature, you can instantly turn the original song into an accompaniment. This feature, combined with the upgraded BT 5.3 technology, makes this speaker a perfect choice for those who love singing. Specification: Horn Size: 58mm Rated Voltage: DC5V/1A Speaker Output: 5w * 1 RMS (Effective Output): 5W Play Time: Up to 2-6 hours Charging Port: USB Type-C BT: BT 5.3 Speaker Impedance: (4) Ω ± 15% Frequency Band: 20Hz-20kHz Function: BT/TF card Speaker Battery Capacity: 3.7V/1200mAh Microphone Battery Capacity: 3.7V/mAh Product Colors: Black, White (optional) Speaker Size: About 13.7 * 8.7cm/5.4 * 3.4inch Microphone Size: About 14.4*3.8cm/5.7*1.5inch Package List: 1 x Speaker 2 x Microphones 1 x Type-C Charging Cable 1 x instruction Manual