Home > Wireless Module > Bluetooth Module > DC 12V isolated APT-X CSR8645 Lossless Music Hifi Bluetooth-compatible 4.1 Receiver Board Amplifier Module for Audio Car Amplifier Speaker

DC 12V isolated APT-X CSR8645 Lossless Music Hifi Bluetooth-compatible 4.1 Receiver Board Amplifier Module for Audio Car Amplifier Speaker

5 9
$16.99 $11.89
Contact us for wholesale price
Time Remaining:
- OR - - OR - Add to Wish List
    This module is hosted by CSR BC8645 chip to provide high quality sound quality and compatibility, and overall performance is superior. The Bluetooth module adopts the driver-less mode. Customer only needs to connect the module to the application product, and can quickly realize the wireless transmission of music and enjoy the fun of wireless music.
  Supports high-quality sound APT-X digital transmission, and can connect two main Bluetooth devices at the same time. After the module is powered on, it automatically connect to the last paired mobile phone. The second-to-last paired mobile phone needs to be manually connected. If the 6 paired devices are turned on at the same time, the last paired phone is automatically connected.
    1>.Support call function;
    2>.Support balanced output;
    3>.Lossless audio;
    4>.Low power consumption;
    5>.Bluetooth v4.1;
    6>.Solve the common ground current;
    7>.Solve noise.
    1>.Product Name:12V CSR8645 APT-X Lossless Music HIFI Bluetooth 4.1 Receiver
    2>.Working Voltage:DC 11.5V-12.5V
    3>.Bluetooth specification:Bluetooth V4.1
    5>.Support Bluetooth protocol:HFPV1.6, A2DPV1.2,AVRCPV1.4,HSPV1.2
    6>.Working current:<=30mA
    7>.Stand-by current:<50uA
    8>.Wireless transmission range:100meter(Max)
    9>.Support mode: Class1/Class2/Class3
    10>.Transmission power: 9dbm(Max)
    12>.Frequency Range:2.4GHz~2.480GHz
    13>.Audio performance:APT-X
    14>.Audio signal to noise ratio:>75dB
    16>.Working Temperature range:-40℃~85℃
    17>.Working Humidity range:0%-95%RH
4.Pin definition:
    1>.VOL+:Volume adjustment.Increase volume.Connect to a button.
    2>.VOL-:Volume adjustment.Decrease volume.Connect to a button.
    3>.NEXT:Next song.Connect to a button.
    4>.PREV:Previous song.Connect to a button.
    5>.PLY:Connect to a button.
        5.1>Short press:Play/Pause/Answer Call/Hang up Call.
        5.2>.Long press:Configuration button.Repair
    6>.COM:Common terminal for buttons.Connect to another pin of buttons.
    7>.BAT:Backup power.Connect to positive of 3.7V battery.It can not be used.
    8>.GND:Backup power.Connect to negative of 3.7V battery.It can not be used.
    9>.VCC:Work power input terminal.Connect to positive of 12V.
    10>.GND:Work power input terminal.Connect to negative of 12V.
    11>.OUTL:Balanced audio output.Left channel.Connect to power amplifier or headset device with OUTL/AGND/OUTR.
    12>.AGND:Balanced audio output.Common terminal.Connect to power amplifier or headset device with OUTL/AGND/OUTR.
    13>.OUTR:Balanced audio output.Right channel.Connect to power amplifier or headset device with OUTL/AGND/OUTR.
    14>.NC:Reserved pin.
    15>.MUTE:External amplifier mute control pin.
    16>.NC:Reserved pin.
    17>.NC:Reserved pin.
    18>.NC:Reserved pin.
    19>.M-:Audio input terminal.Connect to negative of microphone.
    20>.M+:Audio input terminal.Connect to positive of microphone.
5.Using Steps:
    1>.Connect buttons and microphone and audio output socket as pin definition or wiring diagram as shown in picture.
    2>.Connect correct voltage.
    3>.Connect to suitable power amplifier board or headphone or speaker device at audio output socket.
    4>.Pair with your phone(Select pairing directly without a password).
    5>.Play music at phone.
    6>.Test and use.
    1>.It is recommended to use lithium battery for Backup power.
    1>.Stereo Bluetooth speaker;
    2>.Stereo Bluetooth headset;
    3>.Bluetooth hands-free calling;
    4>.Bluetooth control;
    5>.Multi-media equipment;




There are currently no product reviews.

First we should say that ICStation doesn't accept any form of pay on delivery.Items used to be shipped after receiving the order info and payment.

1) Paypal Payment

PayPal is a secure and trusted payment processing service that allows you to shop online. PayPal can be used at icstation.com to purchase items by Credit Card (Visa, MasterCard, Discover, and American Express), Debit Card , or E-check (i.e. using your regular Bank Account). 

We are PayPal Verified 


2) West Union


We know that some of you do not have the Paypal account. 

But please take it easy. You can use West Union payment method.
Learn more at West Union at www.westernunion.com.
For the receiver info, please contact us at orders@icstation-team.com.
3) Bank Transfer / Wire Transfer / T/T

Bank Transfer / Wire Transfer / T/T payment methods are accepted for orders which the total price is up to US$500. The bank will charge about US$60 for the transfer fee if we do the payment in these ways. 

For other payment method, please contact us at orders@icstation-team.com for more details.

1. Yanwen / YunExpress / 4PX / China Post Airmail Service

(1) Due to the high risk of package lost recently, we have to stop using the free shipping way these days. Hope for your kind understanding! And the $5 is for tracking number and delivery insurance ^0^ Enjoy order from us. 

Free Shipping for all orders over $20 ^0^ (with free tracking number and delivery insurance fee)

(2) Shipping time 
Shipping time is 7-20 business days to most of countries; please view below table for exactly shipping time to your location. 

7-15 working days to: Most of Asia countries
10-16 working days to: USA , Canada , Australia , UK , Most of Europe countries
13-20 working days to: Germany , Russia
18-25 working days to: France , Italy , Spain , South Africa
20-45 working days to: Brazil , Most of South America countries

2. DHL/FedEx Express

(1)Shipping Fee: Free for the order which meet the following requirements
Total price of the order >= 200USD or Total weight of the order >= 2.2KG

When the order meets to one of the above requirement, it will be shipped for FREE via EMS/DHL/UPS Express to below country. 
Asia: Japan , South Korea , Mongolia . Malaysia , Singapore , Thailand , Vietnam , Cambodia , Indonesia , Philippines 
Oceania: Australia , New Zealand , Papua New Guinea 
Europe& America: Belgium, Britain, Denmark, Finland, Greece, Ireland, Italy, Luxembourg, Malta, Norway, Portugal, Switzerland, Germany, Sweden, France, Spain, USA, Austria, Canada
Note: Shipping Fee to other countries, please contact orders@icstation-team.com

(2) Shipping Time & Delivery Time

Shipping time: 1-3 days
Delivery time: 5-10 working days (about 1-2 weeks) to most of countries. 

Because the package would be returned to the sender if it had not been signed by the receiver , please pay attention to the arriving time of the package. 


1) APO and PO Box Addresses

We strongly recommend that you provide a physical address for order delivery. 
Because that DHL and FedEx are unable to deliver items to APO or PO BOX addresses. 
2) Contact Phone Number
Receivers' contact phone number is required by express shipping agency for the package delivery. Please provide us with your latest phone number.

3. Note
1) Delivery Time of mixed orders with items in different Shipping Status should be calculated using the longest estimate times listed. 
2) Chinese Holiday Reminder: During annual Chinese holidays, services from certain suppliers and carriers may be affected, and delivery for orders placed around the following times may be delayed by 3 - 7 days: Chinese New Year; Chinese National Day,etc. 
3) Once your order is shipped, you will receive an email notification from icstation.com
4) Track the order which with tracking number via below links:

YunExpress / Yanwen / China Post: www.17track.net/en
FedEx: www.fedex.com


Customers who bought this product also purchased

CSR8635 Bluetooth-compatible Wireless Audio Receiver Module for Loudspeaker DIY Projects

Sold Out

ICStation MT3608 DC to DC Step Up Converter Module Boost Converter Power Supply Module ICSA004A
DC-DC 12A Step Down Power Supply Module LCD Display Constant Voltage Constant Current Adjustable Buck Converter CVCC Adapter
UART Voice Controller Shield for XY-V17B Mini MP3 Player Module
1-Channel Signal Generator 1Hz-150KHz PWM Pulse Frequency Duty Cycle Adjustable LCD Display Module
DC-DC 5A Step Down Power Supply Module LCD Display Constant Voltage Constant Current Adjustable Buck Converter CVCC Adapter
Smart Car Intelligent Robot Tracking Car D2-5 Soldering DIY Kits DC Motor Electric Accessories for Electronics Competition
TPA3116D2 2x50W Dual Channel Class D Amplifier 50W+50W Mini Digital Amplifier Board Module XH-M562 DC 12V-24V

Sold Out

Charger Circuit Board Mobile Power Bank with Protective Box for 4pcs 18650 Battery Charger Step Up Converter Power Supply Module

Sold Out

UM24 for APP USB 2.0 Color LCD Display Tester Voltmeter Ammeter Battery Capacity Tester Voltage Current Meter Cable Resistance Tester
Mini MP3 Lossless Decoder Board Bluetooth-compatible Receiver Board Amplifier Module for Car Speaker Amplifier
Wireless MP3 Decoder Board TF Card Micro USB Lossless Decoding Stereo Audio Player Module for Car Amplifier

Your Recent History

DC 12V isolated APT-X CSR8645 Lossless Music Hifi Bluetooth-compatible 4.1 Receiver Board Amplifier Module for Audio Car Amplifier Speaker