MR265 Bluetooth 5.2 Audio transceiver 2-in-1 DAC with ByPass Use Manual

2023/10/08 ClassificationManual 1101 0

MR265 Bluetooth 5.2 Audio receiver and transmission in one, using QCC chip scheme high-specification high-fidelity lossless low-delay transmission. Support AUX, optical, coaxial input/output, support APTX-adaptive, APTX-HD, APTX-LL, aptX full series of Bluetooth protocols, LED visual display status and Bluetooth encoding transmission protocol, independent ear playback more pure sound quality, also support Bypass function can any input through to multiple output, The connection is more convenient and solves the problem of frequent plug and unplug cables when using multiple devices. Built-in battery 1000mAh, up to 28 hours long battery life, can work while charging, unplug and close can switch the battery & external power supply work, convenient car or home use environment directly power off, power back connection.

Receiving mode

Tap and hold +	Volume increase
Press and hold –	Volume reduction
Press the play/Pause button	Music play/pause switch
Press and hold the play/Pause button for 3 seconds	Enter pairing mode
Tap +	Next song
Tap –	Previous song
Hold down the + and – keys for 5 seconds	Switch to low latency game mode and all three output lights (OPT/COX/AUS) light up
Battery/DC5V switch	Battery Built-in battery mode（This mode is recommended because the battery itself has a filtering function.） DC 5V external USB direct supply mode, the battery is disconnected

1.Turn on the MR265 switch and select RX mode. When the power button is long for 2 seconds and the machine LOGO backlight is turned on, the MR265 will enter the backlink mode and automatically connect back to the last connected device. (When the device is powered on for the first time or factory Settings are restored, the device directly enters the pairing state.) If you need to connect a new device, press and hold the play/Pause button for 3 seconds to enter the pairing state, and the blue light of the Bluetooth indicator on the left side blinks quickly (blinks once every 0.5 seconds, and enters the waiting state after 30 seconds of no connection).

2. Enable the Bluetooth of the paired device. Search for connected devices on your Bluetooth device, find MR265 and tap Connect with it. If the pair is successful, the blue light of the Bluetooth indicator is on.

3. After successful pairing, MR265 Bluetooth status and protocol indicator light will be on. Based on the peer-to-peer protocol principle, the MR265 will automatically adjust the protocol and display the blue light according to the protocol of the matching Bluetooth device (SBC&AAC/aptx/ APTX-LL/APTX-HD/APTX-Adaptive (LL+HD constantly on at the same time).

4. With or without a paired device, the MR265 can enter forced pairing mode and connect to another device by holding down the play/Pause button for 3 seconds. In pairing mode, the blue light of the Bluetooth indicator blinks quickly.

5, the Bluetooth device is disconnected from MR265, the first 5 minutes MR265 is in the automatic connection state, the Bluetooth indicator flashes twice in 4 seconds, after 10 minutes into the standby state, the Bluetooth indicator flashes once in 4 seconds, disconnect the link for more than 30 minutes, no charging current input, MR265 will automatically shut down.Unpaired: Deletes all connected Bluetooth device records from your phone or tablet device. Restart the phone or tablet to restore the Bluetooth driver of the device and reconnect the device.Connect two mobile phones and repeat the operation to connect successfully. When you need to switch the mobile phone to play music, you need to pause the mobile phone music that is already playing, and then click on another mobile phone to play music to switch.
This product can remember 8 paired devices, when more than 8 paired devices, the first one will be replaced.

Transmitter mode:

Hold down the power button for 2 seconds	On/off
Double click the play/Pause button	Switching between AUX, coaxial and fiber inputs
Tap and hold +	Volume increase
Press and hold –	Volume reduction
Press the power button	Enter the forced pairing state to connect to the first device
Press the + key	Enter the forced pairing state to connect the second device
Hold down the + and – keys for 5 seconds	Adjustable audio coding, AD-HD-LL-SBC cycle switch
Battery/DC5V switch	Battery Built-in battery mode（This mode is recommended because the battery itself has a filtering function.） DC 5V external USB direct supply mode, the battery is disconnected

1. Connect the TV, projector and other equipment to the INPUT corresponding interface of MR265 through optical fiber or coaxial or AUX audio line, and switch the TV and other equipment to the corresponding audio output and modify the format to PCM.

2. Unplug MR265 to TX mode and turn MR265 on automatically. In shutdown state, you can also press the long power button for 2 seconds to turn on the machine LOGO backlight; Double-click the play/Pause button to switch to the corresponding input mode between AUX, coaxial and fiber.

3. MR265 enters the link back mode upon startup, and automatically connects back to the last connected device. (After the first boot or factory Settings are restored, the boot directly enters the pairing state)4. If you need to connect a new device, enter the Bluetooth pairing state of the Bluetooth device (Bluetooth speaker or headset) to be paired (blue light blinks quickly or red and blue light blinks alternately, see the device description for more information).5. Press the Power button (the first pairing operation) or the + button (the second pairing operation) to enter the pairing state. The blue light on the corresponding left or right side of the Bluetooth indicator blinks quickly (0.5 seconds), and the matching state is automatically entered. 30 seconds No connection Enters the waiting state.6. After successful pairing, the MR265 Bluetooth status and protocol indicator will be steady on (SBC&AAC/aptx/ APTX-LL/APTX-HD/APTX-Adaptive (LL+HD is steady on at the same time). According to the peer-to-peer protocol principle, the MR265 will automatically adjust the protocol and display the blue light according to the protocol of the matching Bluetooth device.7. To match the second device, repeat step 4, 5).

Bypass passthrough mode:

In TX mode:Fiber, coaxial or AUX any input audio signal, these input audio can be converted to Bluetooth emission (one tow two)+ fiber + coaxial +AUX synchronous output.
In RX mode:Fiber + coaxial +AUX also supports synchronous output to connect three devices.

Charging
Turn on the key on the right side to turn on DC 5V is to turn off the Battery, and turn on the battery is to use the battery that usually needs to be connected for a long time.When the product is in use, the LOGO flashes, indicating that the device is low in power and needs to be charged.A, Plug the Type-c charging cable into the product charging port, and connect the other end to the USB 5V 1A power output outlet (it is recommended to choose the output voltage 5V 1A adapter (be sure not to use QC variable voltage fast charge power supply), overvoltage will burn the machine).

B. The charging time is about 3 hours. The orange light is on when charging, and the green light is on when charging is complete.

Note: 1, when the battery is too low or the quality of the charging power supply is poor, the device may cause current noise.

2, charging use, when the battery will be full, may produce charging backflow noise, remove the charging line can be solved.

19. Product reset

At the bottom of the AUX , there is a reset button to reset the product restart (clear all pairing list record).

Product parameters:

Brand: AYINO

Model :MR265
Bluetooth version :V5.2
Bluetooth protocol :A2DP/AVRCP/PBAP
Bluetooth coding:
Transmit Tx:aptX Adaptive/aptX HD/aptX LL/aptX/SBC
Receiving RX:aptX Adaptive/aptX HD/aptX/AAC/SBC
Input/output interface: Fiber/coaxial /AUX
Battery capacity :1000mAh
Effective distance :≥20(empty space without interference)
Operating time: Receiving RX-28 hours, transmitting TX-26 hours
Charging time :3h
Input voltage :DC 5V
Product size :120x75x27mm
Product weight: 107g

About compatibility issues
This product uses Qualcomm QCC chip, compatibility is the best, one to two, if your two Bluetooth devices use the Bluetooth scheme is not the same, because the chip design is different, three different brands of chip devices may not be synchronized or connected, this is because of the different differential emission of different solutions used by the device. You can try to replace two Bluetooth headset connections of the same brand, preferably a device with a Qualcomm QCC chip.

Common problems and solutions
Can not Power on

• Select a qualified adapter to power on, it is recommended to choose an output voltage of 5V 1A adapter (be sure not to use a variable voltage fast charge).

• Turn on the switch.

• Check whether the power cable is normal.

Unpairing

• Ensure that the product is in the corresponding pairing mode (RX-receive, TX-transmit) and the indicator light is blinking.

• Ensure that the product is within range of the pairing device (first close to the connection).

• Delete all connected Bluetooth device records from the phone or tablet device, restart the phone or tablet to restore the device’s Bluetooth driver, and reconnect the device.

• When the distance is too short or the connection is not successful, please check whether there is too much interference from 2.4G wireless devices around the environment (such as WiFi signal, wireless mouse, other Bluetooth devices, etc.).

About current noise

1. Please check whether the audio cable is improperly connected and re-plug the rotary audio cable connector;

2. If the power cable and audio cable are connected to the same device, please connect the power cable to the main charge or replace the power supply to avoid interference from the common ground power supply.

3, due to the weak anti-interference ability of some audio source equipment, other wireless signals are imported into the audio source along the audio line, causing interference. Please change the audio cable with shielding or use another device to test.

4, some audio sources informal standard transfer, please replace the audio source test.

Does not match with computer Bluetooth

• Download the latest driver from the Bluetooth manufacturer or download Chizuki software (supports A2DP protocol). Contact your PC supplier for more information.

• Or download third-party Bluetooth driver: Chiki software (supports A2DP protocol).

Can’t hear the sound

• Ensure that the device is properly connected to the product and that the input mode (double click Play/Pause button) is set correctly

Receive mode (RX) – Corresponds to OUTPUT output port

Transmit mode (RX) – corresponds to the INPUT signal input port

• Check the volume of each connected device

• Ensure that the sound of audio source devices such as TVS is set to fiber or coaxial output and that the audio format is PCM.

• Ensure access to the corresponding digital or analog input/output mode.
• If the digital audio transmission synchronization with the connected device is abnormal, please press the reset button in the AUX hole to reset and restart.

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