This document is the user manual of Innovations Basic AT5220/ AT5220T 1.8 GHz DECT Telephone. It mainly introduces the features and usage of the product.
The AT5220/AT5220T is a 1.8 GHz DECT telephone with up to 300 m outdoor range, 3‑line LCD display, and support for up to four handsets on a single base. It includes rechargeable NiMH batteries, a base unit, charger, and telephone line cord.
This manual covers environmental and safety guidelines, box contents, key features, step‑by‑step setup, making and receiving calls, intercom and conference functions, phonebook management, charging procedures, and warranty information.
| Range (outdoor) | up to 300 m |
|---|---|
| Range (indoor) | up to 50 m |
| Duplex channels | 120 |
| LCD lines | 3 |
| Phonebook capacity | 20 records |
| Standby time | up to 120 hrs |
| Talk time | up to 12 hrs |
| Battery type | 2 × AAA NiMH 1.2 V 550 mAh |
| Charger output (handset) | 6 VDC 150 mA |
| Charger output (base) | 6 VDC 250 mA |
No, the telephone is not designed for making emergency calls when the power fails.
Charge the handset for 14 hours before initial use or after replacing the batteries.
A base unit can register up to four handsets.