Boly Pro UHF Dual Wireless Cordless Microphone Mic System with Carrying Case Free Shipping by ePacket (7 to 14 days) Packed with carrying case, Handheld microphone use 2 PCS 1.5V AA battery Two XLR individual outputs and one 1/4" Mixed output Range: up to 240 Feets ( 80 meters ), Frequency: UHF 829.3MHz - 831.7MHz