This user guide describes how to use the Bluetooth car kit HCB-300. The kit can be used with any Bluetooth-enabled mobile phone to make and receive calls safely while driving.
This user guide introduces the Sony Ericsson HCB-300 Bluetooth car hands‑free system, describing its control panel, pairing process, and how to make and receive calls while driving. It also covers the use of accessories such as the music mute device and the goose‑neck microphone.
Installation instructions detail mounting the electronic box, connecting power, ignition sensor, and audio cables, and emphasize that only authorized personnel should perform the installation. Safety, warranty, and regulatory information are provided at the end of the document. This manual is written in Chinese.
| Supported Bluetooth phones | Any phone with Bluetooth enabled |
|---|---|
| Maximum paired phones | 5 |
| RF operating frequency | 2400‑2500 MHz |
| RF output power | 0.001 W |
| Power supply | 12 V automotive system |
| Default password | 0000 |
The device can be paired with up to five Bluetooth phones.
Turn the device on, hold the button until the color indicator flashes and a long beep sounds, then hold again until a second long beep; the device is now reset.
The default password is 0000.
It operates in the 2400‑2500 MHz Bluetooth frequency band.