Powerful Portable PA Voice Amplifiers Speaker

Let the world hear the voice ofAKERPortable Waistband Voice Booster PA Amplifier MR-1505Sparkle points: Usage time of 15-18 hours when fully charged. Long battery life. Large battery capacity: 2000mAh Loud and clear sound. Easy to use. Made of high impact strength ABS Plastic. Two input ports, one for a microphone and one for sound input from devices like a MP3 player. Both input ports can be used at the same time. Package Contents: Voice amplifier with Built-in Lithium Rechargeable Batteries. Microphone with headset Male to Male 3.5mm audio patch cable Battery charging power adapter cable Removable belt clip Adjustable waist belt. Convenient storage bag Introduction: Color: Black&Red Peak output power: RMS 12W Frequency response: 100HZ 13000HZ±1db Current consumption: 150mA Input signal:Cable microphone (-20dB 600) The use of voltage: DC 7.5, lithium batteries Material: ABS resin molding Size:105*84*35mm Weight: 314 g i.e. 0.692 lbs Speaker sensitivity: -53dBV/Pa±3d