background image

Distortion 

-   

Ensure the volume level of headphone is set to an approximate level. 

The headphone is too far from the transmitter, move it closer. 

-   

The audio signal input level is too low. Increase the volume of the audio source. 

 

TECHNICAL SPECIFICATIONS

 

Transmission Mode  

UHF Stereo 

Carrier Frequency   

2.4GHz Digital 

Operation Voltage   

Transmitter, DC 5V 550mA 

Headphone, 2 x AAA size Rechargeable NiMH batteries (included) 

Frequency Response 

30Hz~ 20KHz 

Distortion 

 

 

0.5% 

S/N Ratio 

 

 

:   

75dB 

Operation Distance   

Up to 30 meters (open area) 

 

Summary of Contents for WDH11

Page 1: ...WDH11 2 4GHz Digital Wireless Headphone User Manual Please read before using this headphone ...

Page 2: ...o source DVD player CD player TV set VCR Hi Fi system or iPod Without complicated wiring and installation the system enables you to enjoy thrilling lifelike sound in minutes FEATURES 1 2 4GHz Digital UHF Technology 2 31 Channel Frequency Hopping System 3 Smart Volume Memory preset 4 Electronic Volume Control 5 Low Power Indicator Alert 6 Docking Charge Mechanism 7 Auto On Off when without signal 8...

Page 3: ...or 2 Volume Up and Down Control 3 Power LED indicator 4 ON OFF Control 5 Charging contacts Transmitter 6 Power Signal LED indicator 7 Charge LED indicator 8 Charging pins 9 Attenuation ATT select switch 0dB and 8dB 10 RCA Audio In socket 11 DC IN socket Accessories ...

Page 4: ...rd that can be connected to audio output jack of TV VCR Hi Fi CD MP3 VCD DVD players and iPod 3 For TV VCR Hi Fi switch the ATT to 8dB For portable devices like CD MP3 VCD DVD Players and IPod switch the ATT to 0 dB Plug the adaptor in the AC source and connect the audio plug to the audio source Turn on audio source then the transmitter will automatically switch on and the Red LED will light up wh...

Page 5: ... component to which the transmitter is connected with The Power Signal LED on the transmitter will glow in red when it receives the audio signal HEADPHONE RECEIVER 1 Turn on the headphone by pressing the Power button for approximately 1 second The POWER LED Red will light up and the green LED will be flashing When the signal link between transmitter and receiver is established the green LED will l...

Page 6: ...tically 5 To charge the batteries in the headphone turn OFF the headphone by pressing the Power button for about 1 second Place the headphone on the transmitter s charging cradle The charging process begins automatically and the Charge Green LED will blink when the charging contacts of transmitter and headphone are matched successfully When the charging process is completed the Charge green LED wi...

Page 7: ...ically switched on Then power on the headphone again b The headphone will be switched off automatically if there is no signal from the transmitter for 3 minutes 2 Make sure the headphone is turned off when charging is in process 3 Use only the included rechargeable AAA batteries supplied with the product When the headphone is not in use turn the headphone OFF 4 To ensure a long service life fully ...

Page 8: ...her type of battery or non rechargeable batteries to replace the rechargeable LR03 AAA batteries supplied When the headphones are not in use switch it OFF to avoid damaging the batteries Excessive sound pressure from earphones and headphones can cause hearing loss TROUBLE SHOOTING No Sound Ensure the AC DC adaptor is fully inserted into the AC outlet and the power connection input on the transmitt...

Page 9: ... input level is too low Increase the volume of the audio source TECHNICAL SPECIFICATIONS Transmission Mode UHF Stereo Carrier Frequency 2 4GHz Digital Operation Voltage Transmitter DC 5V 550mA Headphone 2 x AAA size Rechargeable NiMH batteries included Frequency Response 30Hz 20KHz Distortion 0 5 S N Ratio 75dB Operation Distance Up to 30 meters open area ...

Reviews: