User manual for the Bittel HWD9888TSD hotel digital cordless telephone, covering installation, operation, registration and maintenance.
The HWD9888TSD is a digital cordless telephone designed for hotel rooms. It supports up to four handsets per base, offers features such as one‑key cloning, busy‑tone auto‑hang‑up, dual‑dialing and a rechargeable battery with protection against over‑discharge.
The manual provides step‑by‑step instructions for installing the base unit and handsets, charging the battery, registering handsets, using call functions, adjusting settings, troubleshooting common issues and caring for the battery. This manual is written in Chinese.
| Effective radiation power | ≤10 mW |
|---|---|
| Power adapter rating | 220 V / 9 V / 300 mA |
If the line is busy after a call, the phone will automatically hang up after detecting the busy tone for a short period.
Use the VOL + / VOL – keys on the base or the handset during a call to increase or decrease the receive volume.