The long distance wireless speaker is used to convey the poker results conveniently at a long distance. If you can see the poker results in one room and need to tell your partner the results in the other room, the long distance wireless can help you. And it can send your voice by wireless for over 1000 meters. Just an earpiece, you partner can hear the results clearly.
You can use 2 sets of wireless speaker at the same time. And if you need, the results can be sent to many players. This is a very useful device in the gambling cheat.