The Sip/Puff Switch translates sips and puffs into independent switch closures. The Sip/Puff Switch has two (2) 3.5mm ports for connecting two standard mono cables or a single stereo cable and has integrated test buttons to assist in application testing.
Sip/Puff Headset is a comfortable, adjustable head frame. The padded headset slips over the ears and behind the head. A replaceable mouth tube is held in position with an integral stainless steel forming wire. The tube and wire can be bent and cut to adapt to individual needs.
More information: http://www.orin.com/access/sip_puff/