Bluetooth microphone wireless connection: With the iJoy Open Mic handheld wireless microphone for karaoke, simply pair your singing microphone to any audio source to play music from the built-in speaker. Then sing along to your favorite tunes and get the ultimate control of your sound with the built-in button controls | Button controls: Our wireless bluetooth microphone gives you total control over your music with the built-in button functions. You can also alter your voice with the 4 preset sound effects that change your voice. The portable microphone features separate controls for your music playback and singalong mic. | Many ways to play music for your party: Open mic allows you several ways to play music through your singing mic. Connect wirelessly via bluetooth, connect an aux cord to your microphone for singing, or play music stored on a memory card by using our TF card slot. | 32 ft wireless range with up to 5 hours playtime: iJoys microphone with speaker boasts an up to an impressive 5-hour playtime on a single charge and 32ft wireless range for bluetooth so your party is sure to last. | iJoy- premium quality you can trust: By delivering in-demand consumer electronics fit for the modern lifestyle, we strive to make your life easier, happier, and more fulfilling. That’s why our bluetooth microphone and speaker is designed and built according to the highest quality standards and subjected to rigorous quality testing – so you can use them without any worries. We back our bluetooth wireless microphone with a no questions asked warranty.