<p>Bluetooth 5.1: Built-in V5.1 core chip, stable transmission, longer connection distance, wired constraints, enjoy wireless music.</p> <p>Colorful atmosphere lighting: Light button switch, full of atmosphere, double visual and auditory enjoyment.</p> <p>Fully enclosed transparent speaker: Adopting a fully enclosed transparent sound cavity design, while ensuring the light effect of the speaker, it also greatly improves the bass effect of the speaker.</p> <p>HD speaker unit: built-in full-range internal magnetic speaker, HIFI shocking sound effect.</p> <p>Large capacity endurance: 800mAh large capacity battery, charging time is about 4 hours</p> <p>Multi-mode use:Support Bluetooth\/TF card, enjoy music anytime, anywhere.</p> <p>Free your hands:Answer mobile phone calls with one click, easy hands-free calls, crisp and clear sound.</p> <p>Rated voltage: DC 5V+0.5\/2A</p> <p>Power mode: USB--C</p> <p>Nominal power: 2x3W</p> <p>Built-in battery: 3.7V\/800mAh</p> <p>Battery capacity: 800mAh</p> <p>Frequency response range: 120HZ-18KHZ</p> <p>Speaker: 4 ohm 5W</p> <p>Signal-to-noise ratio: 85dB</p> <p>Battery life: 3 hours of charging, about 3-4H of playback at 100% volume</p> <p>Bluetooth version: Jelly 5.1 + </p> <p>Specification:F:Knob</p> <p>Colour:A:White</p> <p>Material:plastic</p> <p>Package Contents:</p> <p>1 x Retro Bluetooth Speaker</p> <p>1 x USB Cable</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>