Sades D201 Built-in Mic Wireless Bluetooth 4.1 Stereo Headset - Black / Blue[Product Information]- Intelligent power saving mode，low power consumption design， built-in lithium battery works over 10 hours continually.
- Pure digital sound double decoding system， featuring rich sound and low pitch; it plays files of multiple formats.Automatic number reporting when there is incoming call.
- High signal to noise ratio bluetooth audio connection no need of any emitter， enjoy wireless music freely. Automatic voice prompt of headset operation.
- Portable design and lightweight， with three multifunctional key， simple and easy to use.
- Automatic switch between voice communication and music play. Neither entertainment nor communication is neglected.
