5W advanced custom speaker unit delivers powerful, clear sound with consistent audio performance and minimal distortion, providing impressive audio quality for its compact size. Bass radiator located on the bottom of the mini speaker enhances low-frequency response, delivering strong bass with the support of an air pressure system for an immersive listening experience. Bluetooth V5.0 enables quick wireless connection to smartphones, tablets, and other compatible devices within a 10-meter range. Supports TF card playback (up to 32GB) for added music flexibility. Built-in 6000mAh battery provides approximately 40 hours of continuous playtime on a single charge. LED indicators display battery level in 20% increments, with dancing LED lights during playback. True wireless stereo technology allows two speakers to sync via Bluetooth for left and right channel pairing (this listing is for one speaker). Each speaker can also operate independently. Technical specifications: Power output: 5W x 2 Impedance: 4 ohm Driver size: 40mm Frequency response: 100Hz - 18kHz Distortion: less than 0.5% Signal-to-noise ratio: 85dB Color: silver Material: metal Dimensions: 48 x 48 x 108 mm Package includes: 1 x Bluetooth Speaker 1 x Charging Cable Note: Light and display settings may cause slight color variations between the product image and actual item. Measurement tolerances may vary by 1-3 cm.