新款插卡mp3耳机介绍：

插卡头戴式耳机,自带mp3(可插TF卡）；锂电充电；可通过USB接口直接下载音乐；也可直接连接其他音源，把它当成一款纯粹的耳机；









详细参数如下：

DJU    R100
 Support TF card
 MP3 music player headset type(mp3\wma)
 FM radio function
 Directly download music from usb cable
 Available connection link to the rest of the music equipment
 ,use headphones function
 TECHNICAL SPECIFICATIONS:
 Trumpet diameter :Φ30mm
 Audio mode:compatble with mp3\wma forat
 Frequency range of receive:76-108MHZ
 S/N ratio:>90dB  THD<1%
 Frequency response:20HZ-20KHZ
 Power supply:320MA/H chargeable battery(built in)
 continuous working time:more than 6 hours based on volume at
 1/3 level
 Charging time:about 2.5 hours
 Availabe  for TF card up to 16G bits