Bộ Khuếch Đại Âm Thanh Vioce Có Dây Và Thắt Lưng Cho Giảng Dạy

Giới thiệu Bộ Khuếch Đại Âm Thanh Vioce Có Dây Và Thắt Lưng Cho Giảng Dạy

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

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