* With the true 2.4G Hz wireless hopping technology. 

* Unique wireless transferring distance is up to 300 meters. 

* One transmitter supports multi speakers using at the same time. 

* Delay time < 15ms, A/V synchronized more perfect for watching TV programs. 

* With rotary volume knob, easy to operpate,  the aged people can get using quickly. 

* Delivers natural, crystal clear, stereo TV sound right in front of you.

* It's totally wireless and lightweight. The convenient handle allows you to take it with you wherever you're watching TV, even in another room.