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Headphones HQ-Tech MD-333, Micro SD/TF MP3 Player

Marka:HQ-Tech
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High quality Micro SD Player Headphones HQ-Tech MD-333

Features:
- MP3/WMA micro SD Player
- Light weight portable design
- Competitive prices and high quality
- Build-in Li battery
- Wired headphone function

Specification:
Audio Mode: MP3
Communication protocol: USB2.0
Digital frequency: 24-Bit
S/N Ratio: >75dB
T.H.D.: < 1%
Audio Frequency Response: 20Hz~20kHz
Output Power (peak): 20mW
Power consumption (peak): 40mA
Channel separation: 30dB at 1kHz
External power supply: USB5V/350mA
Battery Capacity: 300mAh
Charging Time: 2.5 Hours
Battery Life(full) 6 Hours
Continous working time: >6 hours( at 1/3 volume level)
Working Temperature: 0°C~50°C
Loudspeaker diameter: 40mm
Speaker impedance: 32Ω

 

 

 

 

 

 

 

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