Freeboss Ar-8240 2 Way 200 Channels Pll Ir UHF Wireless Microphone with 2 Handhelds Suit for karaoke, speaking, party, etc UHF 2*100 channels, 1 Receiver + 2 handheld microphone IR function, LCD display, Individual volume control knob, Banlanced + Unbalanced output , Fixed antenna Distance: Over 80 Meters (over 260 fts)