Generic V9869B Portable Voice Amplifier Rechargeable Vioce Amplifier with Wired Microphone Headset & Waistband for Teaching Singing Training

Overview: This is a rechargeable mini voice amplifier for teachers,training,coaches,tour guides and presentations,etc.Equipped with wired microphone headset and belt,it is portable and easy to use. Feastures: Portable Amplifier: The powerful voice amplifier and speaker.Unique appearance and light weight.Made of imported ABS and UV materials,it feels good and has good sound quality. Rechargeable Battery: Built-in 2200 mAh rechargeable lithium battery,the standby time can last for 18-22 hours,and it can be used continuously for more than 12 hours after being fully charged. Professional Sound Reinforcement Circuit: Built-in DSP five-level mixing system to amplify the sound (reverberation sound).It supports AUX audio input and can be used as a computer speaker. Multi-functions: Support 32GTF card music player,can directly play MP3,WMA,WAV format audio.FM stereo radio function,automatic search and save radio stations,etc. Applications: With adjustable belt and detachable belt clip and wired headset microphone,it is suitable for teaching,coaches,singers,training,tour guides,shopping malls and outdoor speeches,etc. Specifications: Product Name: Voice Amplifier Model: K300 Material: ABS/UV Color: Black,Green,Purple(Optional) Distortion: 1%(3.7v,1Khz,1W) Sensitivity: 80db Impedance: 2 Ω Signal-to-noise Ratio: ≥75dB Frequency Response Range: 40Hz-20KHz Llithium Battery Capacity: 2200mAh Working Voltage: DC 3.7V Charging voltage: DC 5.0V Output power: 5W  Input Power: Power Adapter/USB/ Li-ion Display: LED  Speaker: 2.5 inch Operating Temperature: -5 ~40℃ Audio Format: MP3/WMA/WAV Amplifier Size: 11.7*8.6*2.9cm/4.61*3.39*1.14in Amplifier Weight: 253.5g/8.91oz Package Size: 17.2*12.5*7cm/6.77*4.92*2.76in Package Weight: 402.5g/14.20oz Packing List: 1* Voice Amplifier 1* Wired Microphone Headset 1* Waistband Belt 1* USB Cable 1* User Manual

• Portable Amplifier: The powerful voice amplifier and speaker.Unique appearance and light weight.Made of imported ABS and UV materials,it feels good and has good sound quality.
• Rechargeable Battery: Built-in 2200 mAh rechargeable lithium battery,the standby time can last for 18-22 hours,and it can be used continuously for more than 12 hours after being fully charged.
• Professional Sound Reinforcement Circuit: Built-in DSP five-level mixing system to amplify the sound (reverberation sound).It supports AUX audio input and can be used as a computer speaker.
• Multi-functions: Support 32GTF card music player,can directly play MP3,WMA,WAV format audio.FM stereo radio function,automatic search and save radio stations,etc.
• Applications: With adjustable belt and detachable belt clip and wired headset microphone,it is suitable for teaching,coaches,singers,training,tour guides,shopping malls and outdoor speeches,etc.