A2dp enabled devices¨ºit supports all most devices which have bluetooth functionproduct descriptioncolor d700 blackfeaturessporty idea injected light in weight and easy to carryergonomical design comfortable like you are wearing nothingtwo wearing ways at your choice with adjustable headbanddetailed voice instruction guiding your operationrubber coating comfortable to wearsuperb sound qualitybuiltin microphonespecificationbluetooth version v4

48ghzoperating distance up to 10m free spacestandby time up to 180hrstalkingmusicplaying time about 45 hourscharging time about 12 hoursbluetooth profiles a2dp avrcp hsp hfpfrequency response 20 22khzoperating temperature1050cnote please wearing right earphone in right ear and left earphone in left ear which will be more comfortable and stable

Notice this is not a real bass earphonepackage contents1bluetooth earphone1cable1user manual2replacement pairs of earbudsi received this product at a discounted price in order to try it and review this does not guarantee a good review or change myopinion on the product i am honest and unbiased all opinions on it are my own and based on the product itself

Bluetooth earphonessyllable d700 noise canceling stereo with mic running sports wireless bluetooth i tried them my self and the sound is awesome