... /SD wired MIC/Guitar Input AC 185V~265V(50-60Hz) Frequency Range: VHF 210-270MHZ Hot Active Portable speaker Q-8 ABasic ... Function: with USB/SD, music EQ adjustment, wired MIC/Guitar Input Power: AC 185V ... Response: 50Hz-18KHz±3dBMIC Effect: 25-50mWireless MIC: handheld MIC(plus25 RMB), headphone( plus 40RMB), handheld MIC with priority, 75% of music volume ...