A full charge takes approximatively 1.5 hours depending on power input.
Note: When powered by a USB cable the MR270-HD will switch on automatically.
Power Saving
When the transmitter is switched on and powered by the battery, but no Bluetooth connection is available, or no devices
are connected, the MTh*Swill switch off automatically after 30 minutes.
Enable / disable aptX
If your headphones don’t support aptX. please switch Enable/ Disable button on MR270-HD. Remove the USB cable.
turn on the device, press Button I for 10 seconds to switch between Enable/Disable:
1. When aptX is enabled. press Button I for 10 seconds to disable aptX. the white indicator light turns off.
2. When apt< is disabled. press Button I for 10 seconds to enable aptX the white indicator light wig flash three times
then’ tam off. After aptX switch, press power button twice to turn on device.
Specifications
Bluetooth Version Bluetooth v5.0 with SBC, aptX, aptX-LL, aptX-HD
Bluetooth Profile A2DP,AVRCP, PBAP
Operating Range Up to 10m
Power Input DC 5V/300mA
Internal Battery 400mAh Li-polymer battery
Working Time Approx 15 hours
Charging Time Approx 1. 5 hours
Dimension 52x40x18m m
Weight 30g
Troubleshooting
Problems Possible Causes and Solutions
Unable to switch on
Fully charge the MR270-HD
Turn on power switch
Unabletopair Bluetoothaudio
device
Confirm that the MR270-HD is in pairing mode.
Confirm that the MR270-HD is within 10m of the audio
device.
Press and hold button II for 5 seconds to reset the
Bluetooth connection
There is no sound from my
Bluetooth audio device
Make sure the Bluetooth audio device is connecting to
the MR270-HD via Bluetooth.
Make sure the cable is connected between your source
device and the MR270-HD.
Check the volume on both source device and your
Bluetooth audio device.
Warranty
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