The file is a product manual, introducing the features and characteristics of a product from a certain brand, including brand, model, product name and other information.
This manual explains the features of the Wonder TE27850GE-A cordless phone, including its ability to register up to four mobile phones, store up to 20 incoming numbers, and provide call‑waiting, mute, and volume controls. Detailed installation steps show how to connect the base unit to AC power and the telephone line, insert the charging battery, and register mobile phones.
The guide also covers the phone’s physical layout, button functions, and how to adjust settings such as date/time, ringtone, dialing mode, and automatic answer. A full specifications table lists the DTMF/FSK frequencies, wireless band, output power, battery type, standby and talk times, and other technical parameters. Troubleshooting tips help resolve common issues like missing caller ID, LCD problems, and battery errors. This manual is written in Chinese.
| DTMF high‑frequency group | 1209, 1336, 1477 Hz |
|---|---|
| Wireless frequency band | 1880–1895 MHz |
| Output power | 250 mW |
| Battery type | AAA, 3.6 V, 300 mAh |
| Standby time | ≈100 hours |
| Talk time | ≈10 hours |