KARAOKE MICROPHONE WITH SPEAKER A microphone with speaker, allows you to listen to and sing songs; connects to external devices (i.e. phone, tablet, SMART TV with ANDROID or IOS operating system) via Bluetooth 4.0 After pairing, the sound is played through the microphone speaker.Voice modulation - while singing the microphone allows you to adjust the volume, background music, bass, treble The microphone also allows you to use an echo effect that gives you the effect of a DJ playing at the club.Light, small and practical, so you can take it with you anywhere - to a party with friends or outdoors. It does not require the installation of any applications to connect to devices.Shiny metallic paint is always very nice. This is a great gift idea, regardless of age.SPECIFICATION:Blue color frequency band: - 100 Hz - 10 kHz battery: - 1200 mAh lithium ion working time: 6-8h power supply: USB charger (5V charging voltage) adjustment of sound parameters: Bass, Soprano, Echo phone connection - Android / IOS SD card input: yes AUX input: yes Bluetooth version - 4.0 Dimensions (length / width / height): 7.5 / 7.5 / 23 cm weight: 255 g INCLUDES microphone rechargeable battery USB mini cable The full charging time is approximately 2 hours.BUTTON DESCRIPTION PREV - previous song NEXT - next song SCAN - pause / resume song REC - voice modulation / change VOL + - increase volume VOL - - decrease volume MICVOL - microphone volume up / down REMIX - gives an echo effect