K7 karaoke wireless microphone Reverberation mode: echo sound effect reverberation Transmission distance: ≤10 meters without obstacle Frequency response: 30Hz-20KHz Working Time: 4-5 hours Microphone battery: 1200MAH Functions:Four voice changing effects, one click elimination of original sound, bluetooth5.3/TF card/3.5mm connection
M11 wireless microphone Pickup Mode: 360° Omini-Directional RF band: 2400-2483.5MHz Signal-to-Noise Ratio: -65dB Transmission Delay: 20ms Sensitivity(Mic): -35dB Frequency Range: 20Hz-20KHz Control Distance: Barrier- 40meters Battery Capacity: 80mAh Charging Time: 1.5hours Charging Case capacity: 400mah Charging Time: 2.5hours Working time: 6.6hours-with Charging Case 24hours
M13 wireless microphone Sound delay: ≤25ms Microphone: -42dB±2dB omnidirectional silicon microphone Frequency response: 20Hz-20KHz Sampling rate: 48KHZ Signal-to-noise ratio: ≥75dB Microphone battery/life time: 110MAH/9H Charging compartment battery: 600MAH Charging compartment battery charging time: about 2.5 hours Wokring temperature-10℃-45℃






