The guide explains how to install the BBK cordless telephone system, connect the base unit and handsets, and configure basic functions such as date/time, ringtone selection, and night‑light settings. Detailed diagrams illustrate the phone’s buttons and display layout.
It also covers advanced features like dual‑mode FSK/DTMF caller ID, IP dialing, anti‑theft password, and provides troubleshooting procedures for common issues such as no ring, weak signal, or battery problems. This manual is written in Chinese.
| Operating temperature range | -10 °C to 40 °C |
|---|---|
| Base unit transmission power | <20 mW |
| Handset transmission power | 20 mW |
| Operating frequency | 45/48 MHz (20 channels) |
| Modulation method | FM |
| Low‑group DTMF frequencies | 697, 770, 852, 941 Hz |
| High‑group DTMF frequencies | 1209, 1336, 1477, 1633 Hz |
The base unit can store up to 65 groups of incoming call information, while each handset can store up to 50 groups.
The night‑light can be turned on or off from the menu; the handset’s night‑light can also be disabled.