RIWUSI BC90 Bluetooth 5.3 FM Transmitter for Car User Manual

RIWUSI BC90 Bluetooth 5.3 FM Transmitter for Car

Features

1. Supports Bluetooth and FM audio transmission
2. Supports QC3.0, QC2.0, PD, Huawei FCP, Samsung AFC, BC1.2, and Apple 2.4A charging protocols
3. Supports hands-free calling, music playing, navigation broadcast
4. Supports output over-voltage protection, short-circuit protection, over-current protection, and over-temperature protection
5. Supports automatic reconnection
6. Ambient lighting

Specification

1. Bluetooth version: V5.3
2. FM frequency: 87.5 MHz-108.0 MHz
3. Bluetooth effective distance: 33 feet (10 meters)
4. QC3.0 port output: 5V/3A, 9V/2A, 12V/1.5A
5. PD port output: 5V/3A, 9V/3A, 12V/2.5A
   • PPS: 3.3V-11V/3A
6. Input voltage: 12V-24V

Graphic Expression

Operating Instructions

1. After the vehicle starts, insert the device into the vehicle’s cigarette lighter port.
2. After insertion, the device will automatically start up and display current voltage for 1 second, then display FM frequency and flashing alternately.
3. Turn on the car radio and tune to a blank FM channel.
4. Tune the device to the same channel as the car radio.
5. Turn on the Bluetooth of your phone, search for “BC90”, and click to connect.
6. Once the connection is successful, you can play music, use navigation, or make/answer calls.

FM Frequency Regulation

Long press “ ” button, and the frequency will flash, which means enter the frequency switching mode:

1. Push “ ” button right/ left to increase/ decrease frequency in integers. (Eg: from 87.5 to 88.5)
2. Push” ” button up/ down to increase/ decrease frequency in decimals; Long push up/ down will continuously increase/ decrease frequency in decimals. (Eg: from 87.5 to 87.6)

Volume Adiustment

• Push” ” button up/ down to increase/ decrease volume.
• A “drip, drip” prompt tone will sound when the volume reaches its maximum.

Music Control

1. Pause/Play: click “ ” button
2. Previous song: push “ ” button left once
3. Next song: push “ ” button right once

Dial/Answer Call

1. Answer: click “ ” button
2. Hang up: click “ ” button
3. Reject: long press “ ” button
4. Redial: double click “ ” button

Ambient Light

1. Long press “ ” button to turn on/ off
2. Click “ ” button, switch ambient lighting in sequence
3. When the music starts playing, the lights will gradually change in a breathing-like pattern

Low Voltage Warning Function

When the battery voltage is lower than 11V, the voltage will stay flashing, indicating that the battery voltage is low; when the voltage returns to 11V and above, it will flash for 3 seconds and return to show FM frequency as normal.

Warm Tips

1. Do not turn the radio volume too high (usually 18 or below) to avoid the increase of the sound back noise.
2. Although the transmission power of this product is relatively strong, you’d better skip the frequency with strong local signals to get better sound quality.
3. Do not use this product in a dusty and humid environment with extremely high and low temperatures.
4. Do not drop the product to avoid surface damage or breakdown.
5. Do not disassemble the product, if you have any questions, please feel free to contact us.
6. Due to continuous improvement and enhancement of technology, changes in product performance and functionality are subject to change without notice.

Troubleshootings

Package Includes

1. FM Bluetooth Transmitter for Car
2. User Manual

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