With built-in 10W speakers, the speakers are designed to produce high-performance optimized sound. Lightweight and compact, you can easily take it with you to your party Adopts the latest Bluetooth chip for wireless streaming, ensuring instant pairing and providing more stable transmission Supports TF card, USB Flash, AUX-in connection, compatible with mobile phones, iPads, tablets, PCs and other devices Comes with two microphones and 4 magical voice effects (Uncle/Goddess/Baby/Monster), perfect for duets and dancing Its advanced active noise cancellation technology and professional DSP audio processor ensure every word you sing sounds perfect Built-in 5 light modes for an immersive experience, perfect for adding excitement and energy to any party or gathering This set makes a great gift for a loved one or family member on a birthday, Christmas, Valentine's Day or other important celebration, giving them the opportunity to enjoy singing while also showing them you care Specification: Speaker power: 10W Maximum sound pressure/distortion: >90dB 1Khz THD <3% Microphone material: ABS Battery life: 4-5h Bottom interface: TF card slot, charging port, AUX Pickup: condenser Frequency response range: 50Hz-20kHz Rated voltage: 5V Charging time: 4-5h Connection method: Bluetooth wireless connection Battery capacity: 3000mAh (speaker); 1200mAh (microphone)