The K35D wifi microphone is an innovative product that incorporates a high-end microphone head, with strong anti-noise-blocking ability and a very clear vocal recording. 2.4GHz is the wireless Bluetooth digital frequency receiving frequency band, which has the characteristics of clear transmission, long receiving distance, noise reduction and anti-interference. The distance is not limited and the wireless amplification can be achieved within an effective distance of 60 meters. The battery capacity is 55 mAh and the service life battery life is 4 hours, with a charge time of approximately 1 hour.