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| | Post Date: 2007-3-29 Expiry date: 4 months |
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| Short Message |
Features
?Amplifies sound up to 15 times
?Two frequency |
| Detail |
Features
?Amplifies sound up to 15 times
?Two frequency response modes (for heart sound and lung sound)
?Amplifies heart and lung sounds linearly while the noise by chafing clothes or body amplifies non-linearly, therefore the sounds from chafing noise is minimized while the sounds from the heart and lung are maximized using our circuits
?8-level volume control
?Saves recently used volume level when power off
?Power on/off
?Micro controller controls automatic power off (set to two minutes)
?Low battery indicator
?LED (for different modes indication and low-battery indication)
?Speaker provides best sounds quality for low frequency sounds
?Low-power design (eighty hours of continual use from two AAA batteries)
Mr.Zhao J.
(Chief Executive)
China Sichuan Gangxin Enterprises Com.,Ltd.
Add: Tong Jin Road No. 20#
Chengdu 610031
China
Tel:86-28-88069182
Fax:86-28-87661972
E-mail:saleskdr@163.com
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