1)Support file format:MP3 2)SD/TF cards supportive 3)Power supply 3.7V(3.7v 300mAH LI-ION charging batte

1.As MP3  SD card headphone  

2.As FM radio                 

3.As Multimedia computer headphone               

 Feature:                                 

1)Support file format:MP3        

2)SD/TF cards supportive         

3)Power supply 3.7V(3.7v 300mAH LI-ION charging battery)                     

4)Static state eletric current less than 40uA                    

 5)Charging use computer USB port,the maximal charge electric current 200mA           

6)Sampling rate:(Bit rate)32/44.1/48KHz (8Kbps-320Kbps)                   

7)S/N Rate:About 70dB(1KHZ)     

8)Driver unit:30mm                      

9)Output power:10mW                

10)FM frequency response:87.5MHz-108MHz       

11)Battery life(full):8 hours

Our major products:

Headphones, speakers, radios, multifunctional items, toys, outdoor sports equipment, home appliances, household items, garden items, clocks, car accessories, camping accessories, mobile phone accessories, computer accessories and peripherals.

Our key features: 

Innovation, Multifunction, High Quality, Competitive Price and Prompt Delivery. 

Our production guarantee:

We have more than ten VIP material suppliers which can guarantee us competitive advantages - low price and high quality. Our quality guarantee:

Our strong Quality Control Department guarantees high quality by applying AQL standards for inspection of each bulk of goods.

For further information ,pls feel free to contact us .Welcome to browse our website : http://www.minsuo.com   & http://minsuo.en.alibaba 

Looking forward to establish long term business relationships with you .

TF card headphone