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
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
K60 wireless microphone Microphone: Digital mic Input voltage: 5V Battery capacity: 60MAH charging compartment battery; 300MAH Battery life: 6 hours SNR: 64DBM adaptive noise reduction Transmission delay: 30MS Sensitivity: -42DB Frequency response range: 20-20KHZ Transmission distance: Barrier-free 15 meters






