Sport Bluetooth Wireless Headset / noise cancelling bluetooth headset

Sport Bluetooth Wireless Headset / noise cancelling bluetooth headset Product Description: Unique ring-necked design, opening up a new era of Bluetooth Ultralight elastic memory material,easy to carry High-definition audio with noise suppression and echo cancellation Noise elimination processing Entertainment High-fidelity stereo audio earphones enjoy entertainment Specifications: Bluetooth Version V3.0+EDR Support HSP,HFP,A2DP and AVRCP/Handfree Frequency Range 2.401-2