... Stereo (A2DP Profile) compliant, HFP, HSP, AVRCP .Bluetooth V2.0+EDR compliant, Bluetooth V2.1 ready .Mobile phone freehand for auto switching from ... quality in frequency response Baseband and RF: .Bluetooth V2.0+EDR compliant, Bluetooth V2.1 ready .Best in class Bluetooth Radio with +6dBm ...