This W-king K3 bluetooth karaoke speaker has the bluetooth version V4.1 with a range of over 10 meters and CLASS Bluetooth transmission power. The Bluetooth frequency is 2.4GHz. It has the 4*2 30W inner magnetic*2, diameter 165MM, 8*2 10W inner magnetic*2, diameter 50MM speaker unit.
The 30 watts of rated powered speakers has the 70 dB signal-to-noise ratio and the Total harmonic distortion less than 10% (3.7V/1KHz). It has the massive 6000mAh/11.1V battery capacity which can last upto 6-8 hours of music playback. It takes 3-5 hours time to charge. This W-KING K3 BLUETOOTH KARAOKE has the charactearistics like X-BASS, karaoke, DSP, NFC, wireless microphone and a remote controller for controlling the sound intensity and other functions which makes it best in the market.