MR230PRO APTXHD LDAC Bluetooth Audio Receiver manual

MR230PRO is a new upgraded Bluetooth audio receiver supporting LDAC /aptX HD /aptX LL /aptX/AAC/SBC HD audio protocol and intuitive display, which can transmit the audio of Bluetooth supporting playback side of mobile phones, tablets and so on to MR230PRO via Bluetooth. MR230PRO outputs to the power amplifier or active speaker or wired headset through the corresponding audio cable, which can upgrade the traditional speaker or power amplifier or headset without Bluetooth reception function to support the wireless connection of Bluetooth devices such as mobile phones and tablets.

Interface diagram:

1: After the multi-function key is connected, click down: Pause/play, double-click down: wake up the siri function of the phone,

Press down long: 2 seconds to disconnect, left/right short rotation: up and down curve switch, left/right long rotation: volume reduction/increase.

2: charging indicator 3:3D indicator 4: call label 5: Bluetooth protocol display area.

1:3D sound key. 2: Power on/off. 3:3.5mm audio outlet. 4: Around (RCA) Lotus exit. 5: Type-c power port

Operating instructions:

1) Turn on/off (turn on/off interval please not less than 3S)

The switch is turned ON, the indicator light is on, and the device is turned on.

The switch is turned OFF, the indicator is off, and the device is shut down.

2) The device automatically connects back

When the device is powered on, it automatically enters the back connection, and automatically switches to the pairing state after the back connection.

3) Clear paired devices:

When the device is powered on, press and hold the 3D button for 10 seconds, all the indicators are on, and the pairing is cleared successfully.

4) Automatic shutdown function

The device automatically shuts down after 10 minutes without connection and needs to be turned on again to wake up.

5) Low power alarm

When the device battery is low, the charging red light flashes; If the battery level is below 3.0V, it will automatically shut down.

7) Call function

Answer, when the call comes, press the knob down to answer the call.

Hang up. When the call is over, press the button down to end the call.

To reject an incoming call, hold down the knob for 2 seconds to reject an incoming call.

8) Audio coding light

LDAC/aptX HD/aptX LL/aptX/AAC/SBC lights up for the corresponding audio code.

9) 3D sound effects

Click the 3D button on the device to turn on the 3D sound effect (3D light on).

Note: Can be cycled on/off.

Connections:

1. Plug the RCA/3.5MM audio cable into the audio port of the device and the other end into the audio input port of the audio device.
2. Turn the switch to the “ON” end and turn on the device.
3. When the device enters the link back and pairing state, the green light on the knob blinks quickly.
4. Turn on the Bluetooth of the mobile phone, click Search Bluetooth device, select the name of the connected device “MR230PRO” from the list.
5. After successful connection, the green light on the device knob is steady on.

(When the device plays music, the corresponding LDAC/aptX HD/aptX LL/aptX/AAC/SBC audio light is on)

Charge:

When the product is in use, the charging red light flashes, indicating the low power of the device.

Plug the Type-c charging cable into the product charging port and USB 5V1A power outlet at the other end

It is recommended to select a 5V output voltage 1A charger (Be sure not to use variable voltage fast charge)

The charging time is about 2 hours. The red light is long on during charging, and the red light is extinguished after charging is completed.

Note:

1) When the power is too low or the quality of the charging power supply is poor, it may lead to current noise in the device.

2) In charging use, when the battery will be full, there may be charging backflow noise, which can be solved by removing the charging line.

Product parameter

Brand: A Yin

Model :MR230PRO

Bluetooth version: V5.0

Sound :3D

Supported protocol :A2DP AVRCP HSP HFP

CODEC mode:

LDAC/APTX-HD/APTX-LL/APTX/AAC/SBC

Output interface :RCA, 3.5MM audio interface

Operating frequency band: 2.402GHz-2.480GHz

Power Class: Power Class 2 (Class I)

SNR :≥90dB

Distortion degree :≤0.1%

Call: With hands-free call function

Working current: <40MA

Built-in battery :300MAH

Charging current: about 260MA

Charging time: about 2 hours

Battery life: > 12H

Bluetooth distance: > 10M(open space)

Charging mode :USB Type-C 5V/0.5A

Net weight :43.5g

Common problems and Solutions:

Can not boot

• Charge the product

• Turn on the switch

unpairing

• Make sure the product is in pairing mode

• Ensure that the product is within 10m of the matching device

• Delete 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.

• 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.).

• Please do not place the device on metal objects. When the signal is interfered with or blocked, it may also cause sound interruption/stuttering.

• Refer to point 6 to clear paired devices.

Does not match with computer Bluetooth

• For windows7 and 8, download the latest driver from your Bluetooth manufacturer. Contact your PC supplier for more information.

• Incompatible with Windows XP and Vista systems, requiring third-party Bluetooth driver support (such as Chiki software).

The device can’t hear the sound

• Ensure that the device is properly connected to the product

• Check the volume of each connected device

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

Listening to wechat voice messages is incomplete

You can set the wechat voice player to playback on the handset. Setting Method Long press the voice message, the setting bar will appear, and modify the setting to playback on the handset.