【BT 5.3 Connectivity】 Advanced BT 5.3 technology ensures stable wireless connection up to 10 meters range. 【Dual High-Power Speakers】 Features two 52mm speakers with 8W power each for impressive sound quality and volume. 【Multi-Function Design】 Supports FM radio, USB and TF card playback, and hands-free calling for versatile use. 【Long-Lasting Battery】 1500mAh battery capacity provides approximately 2 hours of continuous playback time. 【Colorful LED Lights】 Equipped with vibrant LED lights to enhance the audio experience with visual effects. 【TWS Pairing】 Supports True Wireless Stereo (TWS) for pairing two speakers for enhanced stereo sound. Specifications: BT Version: 5.3 Wireless Range: 10 meters Battery Capacity: 1500mAh Internal Voltage: 3.7V Playback Time: Approximately 2 hours Speaker Specifications: Φ52mm x 2 Speaker Power: 4Ω/8W x 2 Dimensions: 91mm x 91mm x 203mm Weight: Approximately 622g Charging Input: 5V/500mA