IR968D
DUAL CHANNEL
IR WIRELESS HEADPHONE
User Manual
INTRODUCTION
Thank you for purchasing the IR968D infrared wireless headphones from
Mezumi.com. Designed with comfort and style in mind, these light weight
headphones will let you comfortably enjoy your rear seat entertainment. To ensure
the best performance of your headphones, please take the time to read this manual
carefully.
SPECIFICATIONS
System: infrared light (850nm)
Carrier frequency:
a) A channel: left channel :2.3Mhz Right channel: 2.8Mhz
b) B channel: left channel : 3.2Mhz Right channel: 3.8Mhz
Mode: stereo
Speaker: 40mm Mylar
S/N ratio: ≥60dB
Frequency response: 20-15000HZ
Impedance: 32 ohm
Channel separation: >40dB
Distortion: <2%
Working distance from sender: 10m
Power supply of headphone: 2 x AAA alkaline batteries
FEATURES
1. Auto power save function:
When the IR transmitter turns off or the headphone does not receive the IR
signal, the headphone automatically turns off its power amplifier to save
batteries.
2. Auto power off function:
After 5 minutes if the headphone doesn’t receive the IR signal, the headphone
will automatically turn off its power and the power indicator turn off.
FUNCTIONS
OPERATION
Remove the battery compartment cover②located on the Left earpiece.
Insert 2x AAA batteries into the battery compartment of the headphones
according to polarity indication inside the cover.
Close the battery compartment cover.
Press the Channel AB&ON/OFF④for about 2 seconds to turn on
headphone. then Power LED indicator⑤will turn to red for channel A and
when we quickly press again, it will turn to green for Channel B.
Adjust the volume of the headphone with the Volume up&down ⑥ to the
desired level.
Long press the Channel AB&ON/OFF④of the headphone to power off the
headphone when it’s not use for a long time.
WARNING
Do not change or modify this product. Do not deviate from the operation
procedures specified. The company will not be liable for damages including, but not
limited to injuries, death, or property damage resulting from actions that enable
unintended operation.
CLEANING
Remove dust or stains with a damp cloth only. Do not use a alcohol, benzene or
thinner.
CAUTION
Do not flex or over extend the headphones or damage may result.
Listening at high volume levels may lead to permanent hearing damage.
Never use whilst driving or operating machinery.
WARRANTY
12 Months warranty. Please contact your Mezumi reseller for warranty claims.
Purchased from:
Purchase date:
FOR MORE INFORMATION VISIT
www.mezumi.com
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