Dongguan Yuzhenrong Trading CZ446 Wireless FM Transmitter User Manual

: June 5, 2024
: Dongguan Yuzhenrong Trading

Table of Contents

DIAGRAM
SCREEN DISPLAY MEANING
SPECIFICATIONS
Description
Charging Description
Voice Assistant
FCC Statement
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Dongguan Yuzhenrong Trading CZ446 Wireless FM Transmitter User Manual

DIAGRAM

AUX IN/OUT Port
Display Screen
Microphone 1 (Noise Reduction for 2 Microphones)
CH Button
Previous Track/Fast Backward
Multi functional Button: Pause/ Play/Hands-free Phone Call (Answer/Hang Up/Decline the Call)
Knob (Increase/Decrease Frequency, Volume +/-)
QC 3.0 Output: DC 5V/3A, 9V/2A,12V/1.5A
TF Card Slot (Max. 64G)
U Disk Port (Max. 64G)
Microphone 2
Menu Button
Next Track/Fast Forward
PD 20W Output: DC 5V/3A, 9V/2.22A,12V/1.67A;

SCREEN DISPLAY MEANING

Icon on Display Screen| | Icon on Display Screen|
---|---|---|---
| Bluetooth Connected/ Bluetooth Disconnected| | Frequency
| Pause/Play| Volume
| AUX IN/U Disk/ TF Card Mode| | EQ Mode
10.7V| Car Voltage Monitor C 12V: Abnormal battery;
12.0-12.8V: Normal voltage range before car gets started ; 13.0V-14.8V: Normal voltage range after car gets started| | REPEAT ON E/REPEAT ALL/REPEAT FOLDER/RANDOM

SPECIFICATIONS

Product Name: CZ446
Effective Distance: 5 m
FM Tuning Range: 88.J-107.9MHz
Support Audio Format: MP3.WMA.WAV.FLAC.AAC
Support Bluetooth Protocol: A2DP/AVRCP/HSP/HFP
USB-A QC3.0 Output: DC 5V/3A, 9V/2A, 12V/J.5A;
USB-C PD20W Output: DC 5V/3A, 9V/2.22A, J2V/1.67A

Description

Turn On/Off

Turn On: Start your car and plug CZ446 into the cigarette lighter. The product will turn on after that, and its screen will light up meanwhile. When it‘s connected to electrical power but in power-off state, long press CH button for 3s to turn it on.

Turn Off: Cut its power and it’l I turn off. 1 n power-on state, long press CH button for 3s to turn it off.

Tips: When the product is turned off through the button, its charging port is still available for charging.

Frequency Tuning/Bluetooth Connection Guide

Attention: When using for the first time, you need to adjust the blank FM frequency of CZ 446 to be the same as that of your car (Not a frequent y of local broadcast/A frequency without any broadcast/A frequency only with white noises. For seeking a better sound enjoyment, please make sure that the blank FM frequencies of BH 446 and your car are the same when every time you use the product (Not a frequency of local broadcast/ A frequency without any broadcast/A frequency only with white noises.

A. Adjust your car’s FM frequency to a blank frequency (An unoccupied frequency/A frequency only with white noises, such as FM88.8.
B. Short press CH button to enter FM tuning mode. Then rotate the knob button to adjust the frequency. Rotate it clockwise to increase frequency and rotate it anticlockwise to decrease the frequency. Next, adjust the blank frequency of BH446 to be the same as that of your car, eg. FM88.8.
Method 2: Precise Tuning – Short press button to increase frequency and button to decrease.
Method 3: Quick Tuning – Long press button to increase frequency and to decrease.
C. Bluetooth Connection: Turn on Bluetooth on your smart devices. Search CZ 446” and connect it, and you can use the product after that. (When used again, CZ 446 will reconnect the last connected device.
Please appropriately turn up the volume of your phone. (Please refer to following content for AUX IN Ca – bIe/U Disk/TF Card Instructions)

Bluetooth Hands-free Function

A. Answer a Phone Call: Short press button.
B. Hang IN p the Phone: Short press button.
C. Redial the Last Number: Double press button.
D. Reject a Phone Call: Long press for 2s.

**Music Function (Please make sure it’s successfully connected before

using this function)**

Music Sources- Bluetooth/AUX IN Mode/U Disk/TF Card

A. Bluetooth Mode: After your smart device (eg. Phone) is connected to product’s Bluetooth successfully, the music will be synchronized to your car speaker if you play music on your phone.
B. AUX IN Mode: Connect BH446 to your smart device (eg. Phone) with 3.5mm audio cable. The music will be synchronized to your car speaker if you play music on your phone.
C. TF Card/U Disk Mode: Plug TF Card or U Disk in product ’s port, and it will automatically recognize the device and play the music in it.

Important Note: For better user experience, please choose only one source to play music when every time you use the product.

Music Playing Operation

A. Pay/Pause: Short press button.
B. Previous Track or Next Track: Short press or button
C. Volume Up: Rotate Lab button clockwise (AUX IN mode doesn’t support volume adjustment).
D. Volume Down: Rotate knob button anti clock wise (AUX IN mode
E. In TF Card and U Disk mode, long press to fast backward the song and long press to fast forward it.

Music Source Selection

A. Switch among Bluetooth/AUX IN Mode/TF Card/L! Disk: Long press M button for 2s to enter switching interface. Rotate to select mode among Bluetooth/AUX IN Mode/TF Card/LI Disk. Then short press to confirm operation.
B. Auto Play Music in TF Card/U Disk Mode: Plug and Play.
C. Power Cut Memory: When you reboot BH446 after power cut, it will automatically enter previous playing mode that is played before power cut (In U Disk/TF Card made, it will automatically replay the song that’s played before power cut. in Bluetooth mode, you need to playmusic manually.

Folder and Playing Mode Selection

Folder Selection:

Shown as follow in TF Card or UDisk mode:

A. Enter Folder- browsing Made: Short press M button and rotate to select “Folder”. Short press to confirm operation and short press CH button to go back to previous level.
B. Select Folder: Select folders up and dawn by rotating , and short press to open the folder.
C. Select Songs: Select songs by rotating . Short press to confirm operation and the product starts to play the song.

Play Mode Selection

Shown as follow in TF Card or U Disk mode:

A. Enter Play Mode: Short press M button and rotate to select “Play Mode”, and short press to confirm operation.
B. Select Play Modes: Rotate to select among “REPEAT ALL”, “REPEAT ONE”, “RANDOM” and “RPEAT FOLDER”, and short press to confirm operation.

EQ Mode Selection

A. Enter EQ Mode: Short press M button and rotate tn select “EQ Mode”, and short press to confirm operation.
B. Select Music Style: Rotate to select among “NORMAL”, “CLASSICAL”, “POP”, “ROCK” and “JAZZ”, and short press to confirm operation.

Charging Description

QC3.0 Quick Charge Port Description

A. For some devices that don’t support QC3.0 quick charge, the maximum output is SV/2.4A.
B. For some devices that support QC3.0 quick charge and meet QC3.0 quick charge protocol, its output is DC 5V/3A, 9V/2A, 12V/1.SA.

Type-C Quick Charge Port Description

A. For some devices that don’t support PD quick charge, the maximum output is 5V/2.4A.
B. For some devices that support PD quick charge and meet PD 20W quick charge protocol, the output is DC 5V/3A, 9V/2.22A, 12V/1.67A (Please use C to C or C to Lighting data cable).

Voice Assistant

A. Long press button for 2s to enter voice assistant.
B. Long press button for 2s to exit from voice assistant.

Selection of Input and Output Ways

Input Ways of Music Source: Bluetooth/U Disk/TF Card/AUX IN (Please select only one way to play in case of influencing the user experience).
Voice Assistant

Output Ways of Music Source: FM/AUX OUT (Please select only one way to play in case of influencing the user experience)

Friendly Tips: Instructions of AUX Output to Car
If your car has AUX port or there is only few blank frequencies in long distance driving, you can connect the FM transmitter to your car with the AUX cable. This can reduce the noise and offer a better user experience in calling and listening music. (When you adopt “AUX Output to Car”, the product’s input ways are Bluetooth, TF Card and U Disk.)
Connections

Friendly Tips:

For Android devices, when you’re going to use your voice to directly wake up the voice assistant, please turn up your phone’s and BH446’s volume to their maximum volume level first, and adjust the car speaker’s volume according to your needs.

For iPhone, the instructions of “Hey Siri” function can refer to following:

A. Turn on Siri settings on your phone.
B. Complete the Voice recognition according to Siri Instructions.
C. Use Siri function direction your phone.
Note: This function is not available for some phone brands. (Supported phone brands are iPhone, Samsung phones and original Android phones)

Note

A. Do not turn up your radio’s volume too loud in case of increasing its background noise.
B. Although the transmitting power of our FM transmitter is strong, for ensuring the best sound effect, please try to avoid adjusting to the frequency of local radio station with strong signal.
C. Do not use the product in too hot/cold, dusty or damp environment.
D. Do not break or throw the product to prevent surface or unit damage.
E. Do not disassemble the product personally. Please contact seller if you have any questions or problems.

FCC Statement

NOTE:

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna.
Increase the separation between the equipment and receiver.
Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
Consult the dealer or an experienced radio/TV technician for help

Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

This device may not cause harmful interference, and
this device must accept any interference received, including interference that may cause undesired operation.