Rolton K400 Mini Audio Speaker Megaphone Voice Amplifier

Rolton K400 Mini Audio Speaker Megaphone Voice Amplifier

1. Light to 133 grams, easy to wear, lecture not tired

2. Using 13-core Rutilon speaker, with excellent sound quality, loud volume does not break the sound and not harsh

3. Using digital efficacy system, low distortion, high clarity

4. Noise reduction microphone / noise reduction speaker, no whistling, so that the sound is more dynamic

5. Support insert TF card / U disk, can be used while charging

:

1. Material: ABS

2. Rated power: 5W

3. Input voltage: DC 3.7V DC 5.0V

4. Li-ion battery capacity: 1500 mA

5. Frequency response range: 40Hz-20KHz

6. Distortion: +/- 1% (3.7V, 1Khz, 1W)

7. Signal to noise ratio: 83dB

8. Playback format: MP3

9. Impedance: 2Ω

10. Operating temperature: -5 ~ 40 degrees Celsius

11. Size: 85 x 85 x 34mm

Package includes:

1 x mini audio speaker

1 x Wired Headset Microphone

1 x Belt

1 x usb data cable

1 x instruction manual

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