Description:1. new karaoke experience, wireless bluetooth connection, built-in DSP sound card sound effect processing, perfect sound quality!2. patent research and development design, brand new wheat head, sound box built-in microphone change at any time3. The product supports one-click silencing, two kinds of sound effect switching, four kinds of Mo Yin change sound, real-time ear-back monitoring4. High quality internal netic dual horn, Power 5 W * 2, dual power amplifier with vibrating film, to ensure a more pleasant music experience5. The microphone pickup is newly updated, with the moving coil microphone core, and the voice is loud without distortion and howling.Built-in high capacity mAh6.Close the cover and use it as a Bluetooth speakerParameterConnection mode: Bluetooth / TF / AUX connectionOutput power: 5 W * 2Frequency response unit: 30Hz-20KHzBluetooth version: 4.2Receiving distance: 10 mCharging voltage: 5 V 1ABattery capacity: 2600 mAhCharging time: 4 hoursUse time: 4-6 hoursProduct size: 245 * 50mmColour:BlackMaterial:plasticSize:24.5*5cmPackage Contents:1*Microphone (with built-in battery)1*Audio Line1*Data line1*Manual