User Manual

BTHF304 User Manual

. 6

1.4 Package Contents

 BTHF304

 12/24V Car Charger Set

（

or Traveling Charger Set

，

Optional

）

 User Manual

1.5 Overview

Figure 1 Overview

1. Sun-visor Clip

2. Speaker：Voice/AV music delivery.

3. Red/Blue LED: Indicating device status.

4. Power Button

: Switch the device on/off, pair.

5. Mute

: call mute, last number redial, voice dialing.

6. Volume wheel

: Volume up or down.

7. Call Button

: Answer/reject/end call, connect/disconnect, transfer a call between handsfree and phone.

8. Microphone

: Voice pick-up

9. Earphone jack

: Connect external earphone.

10. Charging Port

: Connect to the travel (or car) charger to charge the battery of device

11. RESET

Warning

：

To avoid potential damages, the device may automatically lock all keys following improper

operations or usage. If this happens, the user can unlock the device by pushing the reset button.

1.6 LED Indicator Patterns

 Standby (disconnected): Blue LED gives 1 blink per 3 seconds; Red LED is off.

 Connected: Blue LED gives 3 quick blinks per 2 seconds; Red LED is off.

 Paring mode: Blue and Red LEDs alternate continuously.

 Battery low: Blue and Red LEDs alternate every 3 seconds.

 Select language: Red LED always on; Blue LED is off.