LAIKESI PRO-U299 UHF lapel microphone teaching wireless mic

1.Two handhelds UHF microphone.

2.Each channel has 80 frenquency points for selecting.

3.The most advance ACT and AFS technology are adpoted.

4.In reasonable enviroment,4 sets of the machine can be used in same time.

5.The handheld is aluminum material and it is long term stability.