Place of Origin : Shenzhen,China

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