... . Each earpiece contains two separate high-performance drivers a woofer and a tweeter resulting in rich, detailed, and accurate sound ... The control capsule located on the cable of the right earpiece includes a microphone and three buttons. Here's what ... Three sets of silicone ear tips (small, medium, large) Two replacement mesh caps 8.Technical SpecificationsFrequency response: 5Hz to 21kHz Impedance ...