Feature: 1. Built-in 5W subwoofer and alloy diaphragm, you can enjoy impressive crystal clear music. 2. Supports U disk/TF card/AUX-IN music playback, allowing you to enjoy music anytime and anywhere. 3. BT 5.0, higher data transmission speed, more stable performance and lower power consumption. 4. Built-in 2000mAh rechargeable lithium battery supports up to 6 hours of playtime. 5. The portable speaker is equipped with a lanyard for convenient outdoor use, easy to carry. Specification: Specification: Model Number: S32 BT Version: BT5.2 Transmission Distance: Up to 10m (no obstacle) SNR: ≥85dB Frequency Response Range: 20Hz-20KHz Speaker Size: 52mm Loudspeaker: 4ohm, 5W Power Supply: 3.7V/1800mAh Lithium Battery Music Time: 4-6 hours Talk Time: about 6 hours Charging Time: 3 hours Item Size: Approx. φ7.4*12.3cm/φ2.91*4.84in Item Weight: Approx. 350g/12.34oz Package Size: Approx. 15.2*9.5*9.5cm/5.98*3.74*3.74in Package Weight: Approx. 380g/13.40oz Package List: 1 * Speaker 1 * Lanyard 1 * Charging Cable 1 * User Manu. Package List: 1 * Speaker 1 * Lanyard 1 * Charging Cable 1 * User Manual