Bluetooth 5.3 Speaker Cool Lighting Long Battery Life Large Speaker Multiple Playback Modes Convenient Speaker With Microphone Features: Loudspeaker Design78mm large-sized sound unit with a 10W large cavity design, bringing stunning high volume and clearer sound quality. RGB Cool Light EffectThis Bluetooth speaker has 6 cool RGB lighting effects, which can change colors according to music and bring a better music experience. Accompaniment ModeWhen the audio and microphone are paired and playing music, short press the microphone button on the microphone to eliminates the human voice track of the song and switches to accompaniment mode. Large capacity batteriesThis Bluetooth speaker has a large capacity battery of 1800mAh. When fully charged, it can play for about 5-6 hours at a volume of 50%. It has a long battery life and bid farewell to battery anxiety. Bluetooth 5.3 chipThis Bluetooth speaker adopts an 5.3 Bluetooth chip, which has lower music latency, lower power consumption, and is more energy-efficient, with more stable transmission and clearer sound. Multiple playback modesThere are multiple interfaces that can be used to connect devices using Bluetooth. In addition, T-Flash cards can also be inserted, AUX audio cables can be used, and USB interfaces can be used for playback. It supports multiple devices to use. Product Description: Product Name: Bluetooth Audio System Product colors: white Bluetooth version: 5.3 Transmission distance: 10 meters (barrier free) Audio battery capacity: 1800mAh Charging interface: Type-c Rated input: 5V1A Rated power: 10W Frequency response range: 45Hz-20KHz Product size:9.597.5cm/3.73.52.9in Product weight:350g/0.77lb Package size:1615.58.5cm/6.36.13.3in Package weight:480g/1.06lb Product Description: 1 x instruction manual 1 x charging cable 1 x Bluetooth speaker 1 x microphone