We sell high quality amplifiers and you do not have to worry about service after the sale. If you have questions, we are knowledgeable and easily accessible. Thank You for visiting our listing. JEUS ZEUS X6 Specs. Maximum input level: 4V(RMS). Maximum output level: 4V(RMS). Music channel gain: MAX: 12dB. Microphone sensitivity: 64mV(Out: 4V). Input […]