K11 wireless microphone Input voltage: 5V Battery Capacity: 40MAH Receiver battery: 90MAH battery life: 3-4 hours SNR: 64DBM Adaptive noise reduction transmission delay: 30MS Sensitivity: -42DB Frequency response range: 20-20KHZ Transmission distance: Barrier-free 15m
K13 Wireless Microphone Battery capacity: 70MAH Charging compartment battery; 300 MAH Battery life: 6 hours Signal-to-noise ratio: 64DBM adaptive noise reduction Transmission delay: 30MS Sensitivity: -42DB Frequency response range: 20-20KHZ Transmission distance: barrier-free 20m-30m
K15 wireless microphone Input voltage: 5V Battery Capacity: 60MAH Receiver battery: 80MAH battery life: 3-4 hours SNR: 64DBM Adaptive noise reduction transmission delay: 30MS Sensitivity: -42DB Frequency response range: 20-20KHZ Transmission distance: Barrier-free 20-30m
K21 wireless microphone Input voltage: 5V Battery Capacity: 40MAH Receiver battery: 90MAH battery life: 3-4 hours SNR: 64DBM Adaptive noise reduction transmission delay: 30MS Sensitivity: -42DB Frequency response range: 20-20KHZ Transmission distance: Barrier-free 15m
K22 wireless microphone Input voltage: 5V Battery Capacity: 40MAH Receiver battery: 90MAH battery life: 3-4 hours SNR: 64DBM Adaptive noise reduction transmission delay: 30MS Sensitivity: -42DB Frequency response range: 20-20KHZ Transmission distance: Barrier-free 15m
K32 wireless microphone
K35 PRO Wireless Microphone, dual mic ,3.5mm port for multi equipment Input voltage: 5V Battery Capacity: 40MAH Receiver battery: 90MAH battery life: 3-4 hours SNR: 64DBM Adaptive noise reduction transmission delay: 30MS Sensitivity: -42DB Frequency response range: 20-20KHZ Transmission distance: Barrier-free 15m
K35 wireless microphone Input voltage: 5V Battery Capacity: 40MAH Receiver battery: 90MAH battery life: 3-4 hours SNR: 64DBM Adaptive noise reduction transmission delay: 30MS Sensitivity: -42DB Frequency response range: 20-20KHZ Transmission distance: Barrier-free 15m
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