Features: - Premium Sound Quality Singing Microphone Professional audio processor and tuning system, and it has 3-layer filter to avoid crackling or popping, creating a stunning KTV live-sound environment and wonderful reverberation.  - 3 in1 Karaoke Bluetooth Microphone It be used as Bluetooth speaker, a player and a recorder, faster paring and universal compatibility.   - 3-way Connection Bluetooth connection, cable USB connection, and TF card connection. The Bluetooth has a distance of connection(10m), highly compatible 32GB TF card.  - Long Playing Time This Karaoke Wireless Microphone can last more than 6-10 hours after a fully charge. Whatever at home or outdoors, do not worry about the battery is not enough.  - Bring You More Fun Equipped with colorful stage lights, adding atmosphere to your singing and parties Professional microphone, Bluetooth speaker, KTV singing, party singing, family singing, a unique gift for children and adults.     Specifications: Product name: Wireless Microphone HIFI speaker Output power: 5W;  Charging power: DC5V;  Max sound pressure level: >115DB 1KHD< 1%;  Frequency range: 30Hz-20KHZ;  Reverberation mode: Sound effect reverberation;  Connection distance: within 10 meters;  Connection method: Bluetooth, TF card, AUX;  Pickup: Electret capacitor;  Speaker power: 2*13W 4Ω  ;  Speaker type: 52mm 40 magnetic speaker;  Power supply: Built-in 18650 Li-battery;  Battery capacity: 2600mAh;  Use time: 6-10h;  Advantages: Karaoke professional reverberation effect, with colored stage lights, high-density noise reduction, professional DSP audio;  processor and EQ chip design;  Package Included: 1 x Bluetooth Microphone;  1 x USB Charging Cable;  1 x User Manual