Introducing the Polartec Echo BT Speaker – your perfect companion for high-quality sound and sophisticated style. This cutting-edge speaker combines the latest Bluetooth technology with a sleek design, delivering seamless connectivity and stunning audio performance. Elevate your listening experience and enjoy music like never before. Key Features: Bluetooth Version 5.3: Experience fast and stable connectivity with the latest Bluetooth technology. Versatile Audio Support: Compatible with FM radio, Micro SD, USB, and AUX inputs for diverse listening options. TWS Function: True Wireless Stereo capability for a richer and more immersive sound experience. Long-Lasting Battery: Equipped with an 1800mAh/3.7V battery, offering 2 hours of playtime at normal volume. High S/N Ratio: ≥90db for crystal-clear audio clarity. Powerful Speaker: Features a 57mm speaker with 4Ω/8W output, delivering impressive sound quality. Compact Design: The speaker's sleek and portable design makes it easy to carry and stylish enough to complement any setting. Quick Charging: Fully charges in just 3 hours with a DC 5V-500mA input. Specifications: Bluetooth Version: BT 5.3 Audio Support: FM radio, Micro SD, USB, AUX TWS Function: True Wireless Stereo support Battery: 1800mAh/3.7V for extended use Playing Time: Up to 2 hours at normal volume S/N Ratio: ≥90db for high-definition sound Speaker: 57mm, 4Ω/8W Frequency Response: 120Hz-20kHz Charging Voltage: DC 5V-500mA Charging Time: 3 hours Speaker Size: 90.5mm x 90.5mm x 104.6mm What's in the Box: 1 x Polartec Echo BT Speaker 1 x USB Charging Cable Box Dimensions: 97mm x 97mm x 117mm Elevate your audio experience with the Polartec Echo BT Speaker – where style meets superior sound quality.