A Cool Birthday or festival gift Choice：good choice as gift for girls, boys kis age of 4 5 6 7 8 9 10 11 12 13 14 15. | Funny Gift for Kids: The karaoke machine comes with magic voice changing function,such as goddess sound, uncle sound ,monster sound, baby sound ,fun and interesting for kids；and the microphone is designed with compact size and light-weight.The little microphone is perfect for little hands. | Portable Karaoke Machine Set: M11 Microphone set is designed in two parts- bluetooth speakers with wireless microphone, and the bluetooth speaker can be used alone without microphone as a Multi-function speaker.The small speaker support bluetooth connection ,TF card and 3.5mm audio input three Playing modes. | Clearer and Louder Sound: The speaker is small and compact, but the sound is pretty loud and clear.The portable bluetooth speaker is equipped with a high-performance audio driver and an advanced digital signal processor, which can amplify your voice or music,making the sound louder and clearer. | What you will get? MEGUO M1 Karaoke machine set include one bluetooth speaker and one wireless microphone,type-c charging line, lifetime technical service support, worry-free of return and exchange service of defective item. | Echo Volume Adjust:Support to adjust mic voice/echo effect/music volume seperately,good for using as karaoke machine or regular speaking microphone.How to change the echo sound effort?First click the power button on the wireless microphone to switch to reverberation mode, then press + /- button to adjust reverberation volume freely.