ADVANCED NOISE CANCELLING TECHNOLOGY BLUETOOTH HEADPHONES. PROFESSIONAL NOISE CANCELLING TECHNOLOGY FOR REDUCING AIRPLANE NOISE, CITY TRAFFIC OR USE AT A BUSY OFFICE. FEATURES INCLUDE: VOLUME + NEXT TRACK BUTTON; VOLUME - PREVIO0US TRACK BUTTON; POWER/ANSWER/END PHONE/STOP MUSIC BUTTON; AUDIO JACK; BUILT IN MIC; ANC BUTTON; ANC ON INDICATOR; TYPE C CHARGING INTERFACE 5V. COLOR: BLACK WITH "FEDEX GROUND" LOGO ON EAR CUPS