Product Parameters:

Input voltage: 5V

Battery capacity: 40MAH

Receiver battery: 90MAH

Battery life: 3-6 hours

Signal to noise ratio: 64DBM adaptive noise reduction

Transmission delay: 30MS

Sensitivity: -42DB

Frequency response range: 20-20KHz

Distance: 20 meters accessible

Features:

1. It adopts a 3.5mm connector and can also be connected to a mobile phone with an optional OTG cable;

2. Automatic noise reduction, reverberation, monitoring, and mute;

3. 2.4G wireless pairing, automatic connection upon startup, simple operation

4. Can be used for devices such as mobile phones, computers, tablets, speakers, amplifiers, cameras, etc.