1.Amp Power:2*200W-300W 2.Technology:bluetooth amp 3.Digital USB amplifier 4.Certificate:ISO 9001 5.2.4GHz Wireless Amplier 2.4GHz Wireless AmplifierProfessional Audio Amplifier,Sound Digital Amplifier,Multimedia Digital Amplifierspecs:modelwy-2000frequency response45Hz-20KHzusing frequency2402-2480MHzsensitivity89dB±2dBaudio sampling rate32KHzDistortion≤1%rated level input MIC:5mV(unbalance ) ...