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$ 21.13

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For just $ 21.13 , buy BT4842B Bluetooth 5.0 EDR Transmitter Receiver A2DP/AVRCP Loss Sound 2 in 1 Bluetooth Adapter – Black from the wholesale webshop online.

Specifications

Certificate CE
Retail Packaging Colored Box
User Manual (Language) English
Gross Weight 0.181kg
Volume Weight 0.114kg
Length 12.000cm
Width 8.500cm
Height 5.000cm
Weight 0.162kg
With Retail Packaging Yes

Product Description

BT4842B Bluetooth 5.0 EDR Transmitter Receiver A2DP/AVRCP Loss Sound 2 in 1 Bluetooth Adapter – Black
  • BT4842 is a Bluetooth music adapter developed and designed for Bluetooth receiving and transmitting

  • The product adopts the module design of CSR8670 chip, the high-end integrated chip makes the product have one drag and two, lossless sound quality, strong compatibility, low power consumption, etc.; on the basis of analog audio interface, increase the optical interface digital audio decoding, can be with high-end audio appliances 

  • The fiber optic interface is used for connection

  • Application: The product is mainly used for short-distance music wireless transmission. The Bluetooth transmission mode is suitable for Hi-Fi audio, iPod, PSP, MP3 Player, TV, computer, CD…etc. 3.5mm interface or optical interface device, audio The stream is transmitted wirelessly through bluetooth, and then received through Bluetooth stereo speakers or Bluetooth stereo headphones, enabling wireless playback of music; Bluetooth receiving mode can be easily connected to bluetooth devices of digital products such as laptops, TVs, mobile phones, PDAs, etc. Wireless transmission

  • Bluetooth V5.0High-end Bluetooth V5.0 chip greatly improves product performance and functionality

  • No lip sync delay, you can enjoy HD stereo sound quality wirelessly over bluetooth connections

  • Dual headphones/speakers support dual link support share your enjoyment and won't disturb other people

Specifications:

  • Main chip: CSR8670

  • Bluetooth: Bluetooth 5.0+EDP

  • Support Bluetooth protocol: A2DP AVRCP

  • Receive connection: 2 transmit connections 2

  • Working voltage: DC 3.0-4.2 V

  • Working current: <=23mA

  • Working time: about 20H

  • Built-in lithium battery: 450mAH

  • Wireless transmission range: >10m

  • Transmission power: CLASS2

  • Frequency range: 2.4GHz-2.480GHz

  • External interface: ¢3.5 audio plug, fiber interface, MK USB plug

  • Dimensions: 61.0 x61.0x20.0mm

Operating steps:

  • Power on: Press and hold the multi-function button for 3 seconds, the Bluetooth device will automatically turn on, and the blue or green light will flash; (receive mode blue light indication, emission mode green light indication.)

  • Shutdown: Press and hold the multi-function button for 3 seconds, the Bluetooth device will automatically shut down; Receive/transmit switch: TX-Bluetooth transmit mode; RX-Bluetooth receive mode; Fiber-optic audio/stereo switch: SPDIF-fiber digital audio; AUX-stereo analog audio.

  • Note: (Before turning on, turn the two switches to the corresponding positions as needed, and the switch is only valid before switching on. If you just switch off, you need to wait a few seconds to turn it on again).

  • Receive mode:

  • Instructions for use: 

    1.Connect the home amplifier/car stereo/stereo earphone with ¢3.5 audio cable or fiber optic cable; 

    2.Pair the Bluetooth device with your mobile phone; 

    3.After the connection is successful, you can pass the amplifier/car stereo/stereo Listening to the music of the mobile phone; Pairing and connecting the mobile phone: 

    1.For the first time, the device must be paired with the mobile phone; 

    2.After booting, short press the new device trigger button, the device enters the search mode, the blue light flashes quickly; 

    3.Turn on the mobile phone Bluetooth function, search for the Bluetooth device name "BT4842", select and connect; after the connection is successful, the blue light is on; 

    4.If necessary, you can enter the password of "0000"; connect two mobile phones: 

    1.After the first mobile phone is successfully connected, Short press the new device trigger button, the blue light flashes a few times, the device enters the search pairing mode; 

    2.Pairs the second mobile phone; 

    3.After the second mobile phone is successfully connected, the two mobile phones will connect to the Bluetooth at the same time; Pairing mode: If you need to disconnect the current connection and reconnect to other mobile phones, press and hold the new device trigger button for 3 seconds, the device will disconnect the current mobile phone and enter pairing mode, blue Light flashing; Music playback: Play/Pause: Short press the multi-function button; Next song: Short press the "+" button; Previous song: Short press the "-" button; Volume plus: Long press the "+" button; volume subtract: Press and hold the “-” button; Launch mode: Pair your Bluetooth receiver: 

    1. Input the audio source to the Bluetooth device via ¢3.5 audio cable or fiber optic cable; 

    2. For the first time, the device must be paired with the receiver. 

    3. After booting, short press the new device trigger button; the device enters the search pairing mode, the green light flashes quickly; 

    4. Turn on your Bluetooth receiver, place the device about 1 meter, the device will automatically pair and connect: 

    The connection is successful After the green light is on; connect two Bluetooth receivers: 

    1. After the first Bluetooth receiver is successfully connected, short press the new device trigger, the green light flashes a few times, the device will enter the search pairing mode; 

    2. Open The second Bluetooth receiver is placed in the appropriate location, and the device will automatically pair and connect. 

    3. After the connection is successful, the green light will be on; 

    4. At this time, the device will connect two Bluetooth at the same time; enter pairing mode: 

    1. If a Bluetooth is connected Receiver, short press new with the trigger button, the device will enter the search pairing mode; 

    2. If one or two Bluetooth receivers are connected, press and hold the new device trigger button for 3 seconds, the device will disconnect the current connection and enter the search pairing mode; BT4842 product electrical performance description 7of8 Music playback: Play/mute: short press the power button; volume plus: long press or short press “+” button; volume minus: long press or short press “-” button;

  • Note: fiber launch mode, can not control volume by button. Clear the Bluetooth pairing list: In the power-on state, press and hold the new device startup button for 8 seconds until the red light is on for 1 second, the device will clear the previously paired Bluetooth list and re-enter the pairing mode. Low battery alarm: When the battery low power is less than 3.3V, the Bluetooth device will automatically alarm and the red light will flash quickly; if the battery is lower than 3.0V, the device will automatically shut down. Charging the device: When the device is low or unable to power on, you can input DC 5V charging through the USB cable; the red light will be on when charging; the red light will be off automatically when the battery is full

  • (Note: Refer to this product manual for detailed operation)

  • Note: 1. The working voltage of the product is in the range of 3.3-4.2V. If it is low or not used for a long time, it should be charged in time to prevent the product from working abnormally or the battery is damaged. 2. Because the wireless signal of Bluetooth will be blocked and absorbed by surrounding objects, it should be placed in the barrier-free position of the device connected with Bluetooth as much as possible, so that you can enjoy better music.

Package included:

  • 1 x Bluetooth Transmitter and Receiver
  • 1 x 3.5mm Audio Cable
  • 1 x Optical Digital Cable
  • 1 x USB Charging Cable
  • 1 x RCA Cable
  • 1 x English User Manual
  • Other things not included
BT4842B Bluetooth 5.0 EDR Transmitter Receiver A2DP/AVRCP Loss Sound 2 in 1 Bluetooth Adapter - Black-1
BT4842B Bluetooth 5.0 EDR Transmitter Receiver A2DP/AVRCP Loss Sound 2 in 1 Bluetooth Adapter - Black-2
BT4842B Bluetooth 5.0 EDR Transmitter Receiver A2DP/AVRCP Loss Sound 2 in 1 Bluetooth Adapter - Black-3
BT4842B Bluetooth 5.0 EDR Transmitter Receiver A2DP/AVRCP Loss Sound 2 in 1 Bluetooth Adapter - Black-4
BT4842B Bluetooth 5.0 EDR Transmitter Receiver A2DP/AVRCP Loss Sound 2 in 1 Bluetooth Adapter - Black-5
BT4842B Bluetooth 5.0 EDR Transmitter Receiver A2DP/AVRCP Loss Sound 2 in 1 Bluetooth Adapter - Black-6
BT4842B Bluetooth 5.0 EDR Transmitter Receiver A2DP/AVRCP Loss Sound 2 in 1 Bluetooth Adapter - Black-7
BT4842B Bluetooth 5.0 EDR Transmitter Receiver A2DP/AVRCP Loss Sound 2 in 1 Bluetooth Adapter - Black-8
BT4842B Bluetooth 5.0 EDR Transmitter Receiver A2DP/AVRCP Loss Sound 2 in 1 Bluetooth Adapter - Black-9

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