Characteristics
1. Autodial when phone is picked up.
2.The number to dial-up can be optionally set or changed with requirement
3. Provided with the full function of the common telephone;
4. Wearable, high reliability, waterproof, moistureproof.
5. Be applicable for attended and unattended condition
Application Examples:
1.It is applicable for speedway system to dial-up help call for emergency;
2.It is applicable for railway or metro system to dialup the section telephone;
3.It is applicable for customers to dialup complaining or service telephone of ATM machines or other service stations；
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