360 Degree Stereo Sound Effect Ultra Long Battery Life Cool RGB Lighting Support Series Mirror Transparent Screen 5.3 Bluetooth Sound System Features: Extra large speakerThis Bluetooth speaker is equipped with a 36mm ultra large two core speaker, creating a three-dimensional bass surround sound, just like being in a concert. RGB Colorful LightingThis Bluetooth speaker has a dazzling RGB lighting effect, which can change colors according to music and bring a better music experience. Supports Series ConnectionSupports two speakers in series. When using a single speaker, it is a full frequency speaker. When two speakers are used simultaneously, they will automatically connect to distinguish the left and right channels, achieving stereo effect. Bluetooth 5.3 chipThis Bluetooth speaker adopts an innovative 5.3 Bluetooth chip, which has lower music latency, lower power consumption, and is more energy-efficient, with more stable transmission and clearer sound. Multi mode playbackThis Bluetooth speaker has a high-capacity battery and adopts low-power directional transmission technology, meeting most environments. It can be played through USB interface, T-Flash memory card, and Bluetooth. Product Description: Product Name: Bluetooth Audio System Product colors: red Audio battery:3.7V 500mAh Speaker parameters: 36MM 4 3W2 Bluetooth model:5.3 Connection range: 10m Charging interface: Type-c Input current: 5V1A Usage time: 2H (70% battery) Charging time: approximately 1.5H Package size:13.78.96.7cm/5.43.52.6in Package weight:300g/0.66lb Product List: 1 x instruction manual 1 x Bluetooth speaker 1 x charging cable