EINSTAR TRADE & TELECOM  

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INTRODUCTION
It works with mobile cellular phone with a 2.5mm standard earphone jack, and unlike the speakerphone, lets you enjoy private conversations with no bothersome wires near your steering wheel.

OUTSTANDING FEATURE
- EST\''s unique and ergonomic design gives the ultimate privacy for all personal communication needs.
- EST\''s wireless earphone provides clear and stable communication.
- EST\''s two-way communication technology eliminates echoes and intermittence even while driving at 100km/hr (over 60mph).
- EST\''s battery-charging technology provides a constant source of power, eliminating the problem of power shortage of typical wireless products using dry cell battery.
- EST\''s one-touch operation ensures safe driving with both hands on the wheel.
- EST has virtually no interference, unlike wireless products using broadcasting frequencies. [详细介绍]