5.1 Channel and CVC 6.0
5.1 channel and CVC 6.0 noise reduction system, it exerts high quality music and talk effects.
The latest technology of CSR, and backward compatibly V4.0, V3.0, V2.0, V1.2, V1.1. Applies to 99 percentage Bluetooth-enabled devices.
Support multi-point connection ( up to connect 2 phones at the same time ) and voice report number. Power consumption display on iPhone.