Quha Sento is a contactless puff switch. When paired together with Quha Zono, users are given a complete solution for precise clicking and cursor movements on a computer. 

Features:

• Smooth matte finish for a comfortable feel
• No internal mouth pieces
• Instant puff response and highly refined eye-mouth-screen coordination

Specifications:

• Contents - Quha Sento Contactless Puff Switch, Headband for for Quha Sento, User manual
• Weight - 44 g including headband without Quha Zono
• Compatibility - Quha Zono gyroscopic mouse and Quha universal connection adapter
• Dimensions - Headband size medium. Adjustable puff sensor arm length 210 mm
• Connector - Connector for Quha Zono
• Conformance - CE, FCC
• Material - Polyamide PA 2200. Approved for food contact in compliance with the EU Plastics Directive 2002/72/EC. FDA approval according to US Biological test (classification VI/121°C)