Imprint Method: UNIMPRINTED - The ifidelity Active Noise Cancelling Earbuds feature quality Bluetooth sound and active noise cancellation. The ANC (active noise canceling) blocks sound up to 20 decibels. This is enough to block out the natural surrounding sounds or the humming noise heard on a an airplane. The ANC can be activated by a simple slide of a button. The in-the-ear earpieces make these earbuds comfortable enough to wear all day in the office or all day in the air. The earbuds also feature built in music control and a mic,which allow you to answer a call, change the volume, and go to the next song without touching the connect device. IPX 4 waterproof rating, making them great earbuds for the gym. Includes micro USB charging cable, a pouch. and extra ear tips. . Bluetooth working range is 10 meters (33 feet...