Universal Bluetooth Wireless Earphone Stereo Sound Foldable Headsets Support For Smart Phone Fone De Ouvido(white)

Playing time up to 10 hours, and continue talk time up to 12 hours, standby time up to 250 hours. 
Good quality, foldable design and adjustable length hinges, very comfortable to wear and easy to carry.
Best choice for listening music, watching movie, chatting online etc.
Bluetooth version: 2.1
Bluetooth support file: MP3/WMA/WAV/SBC
Operation distance: 10m 
Rechargeable lithium battery: 400mAh 
Speaker parameters: 40 mm, 40M W* 32Ω 
SNR:90dB   
Charge time: 2-3hrs  
Charge port: USB
The maximum output distortion: ≤1
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