• Sing with the Singa karaoke app: includes 2 months of SINGA Premium subscription to sing your favorite songs anytime and anywhere, on any device (mobile app, TV, or website). • Superior karaoke sound: 2 wireless microphones and Bluetooth speaker that offer clear high-fidelity sound. DSP chip to adjust treble and bass, intelligently beautifying your voice. 2 x 6 W speaker suitable for indoor and outdoor activities. Microphone volume, echo, and music adjustable separately. Digital display clearly shows volume level and signal input modes. • Play in multiple ways: the BONAOK K6 portable karaoke speaker can be used in many ways: built-in Bluetooth 5.0, supports wireless connection with most Bluetooth devices (such as mobile phones, laptops, and tablets); USB TF/flash playback (below 64 G); auxiliary input. • Product dimensions: 15.5 cm wide, 7 cm high, and 22.5 cm long.