... -volume control buttons - Bluetooth v2.1 Flower design Bluetooth wireless headset for iphone A, play, pause functions;B, personalized ears ... with iphone, ipad, notebook, computer, mobile phone bluetooth wireless connection;J, AVRCP remote control capabilities, the industry's highest ... : Bluetooth specification v2.1, compatiblev1.1, v1.2 USB Protocol: USB v2.0 Frequency: 2.4GHz ISM band Modulation: GFSK ...