Microphone head: digital label

Input voltage: 5V

Battery capacity: 40mAh

Endurance: 3-4 hours

Signal-to-Noise Ratio: 64DBM, Adaptive Noise Reduction

Transmission delay: 30MS

Sensitivity: -42DB

Frequency response range: 20-20KHZ

Transmission distance: 20 meters without obstacles

Automatic connection: supported

Noise reduction: supported

Reverb: Supported

Headphone monitoring: supported

Pause mode: Supported

The receiver comes with a charging function

Unit weight: 18g

Weight of the whole set: 77g