Handsfree Classroom microphone and Classroom wireless Speaker combination
The Combination w two key Parts: BluetoothTransmitter + bluetooth Receive Speaker
Transmit TV audio sigal to 10 M semi-diameter's territory quietly,
Portable Receiver Speaker turns signal back to sound.
Apply to Teaching, slighly speak, clearly heard in 10M away.
6. Apply to watching TV, Bring Sound close to your ear, avoid disturbing your family
Machine works with many devices, just connect them with right cable.
A good help to Bad listening watching TV,can stay at their prefered distance, no worry sound disturb others.
With Common Bluetooth Speaker functions