تلفن اضطراری

توضیحات محصول

1. Metal body, Magnetic hookswitch
2. Autodial phone or speed phone optional
3. The numbers can be set or changed by keypad and it’s very easily operated
4. Tally with the full function of the common telephone
5. Wearable, waterproof, moisture proof, Vandal resistant and tamper-resistant hardware
6. Lightening protection to ITU-T K.21