User's Manual

HH-250BHP User Manual
Creation Date: J uly 23, 2020
Revision No: V.1.0
Revision Date: July 23 , 2020 3/
Safety
- This earmuffs is intended to protect your ears against hazard noise.
- Loud music can cause hearing damage.
- Avoid working in a noisy environment over extended periods of time.
- Wear the hearing protection when working at a noisy workplace.
- Acoustical warning, indication signals and environmental noises can sound different when wearing hearing
protection.
- The perception of warning signals in certain workplaces may be affected when using a sound reproducing system.
Notes
- Interference and fault may happen when turning on the TV, fluorescent light or other electrical appliances.
- When the volume begins to fade, recharge or replace the lithium battery. To replace the tailor-made lithium battery
or AAA sized batteries. Lithium battery is available from manufacturer.
- Remove the Battery from the unit to prevent battery leakage when you are not going to use it for a long time.
- Failure to follow these instructions or misuse of the headset can result in damage and/or loss.
- If the recommendation given under “Adjusting the Fit” is not adhered, the protection given by the earmuffs will be
severely impaired.
- Headband cushion is non-replaceable so do not tear it off, as it will damage the headset.
- Ear Cushions are replaceable. Check with supplier to order the Hygiene Kit.
- When hygiene covers are put on to the cushions, it may affect the acoustic performance of the earmuffs;
- Earmuffs, and in particular the cushions, may deteriorate with use and should be examined frequently for cracks
and leakage.
Troubleshooting
Defect Possible Cause Solution
No Sound
Power Off
Press and hold the Multi-Functional
key to activate the headset.
Batteries are incorrectly inserted
Take out the batteries and insert them
into the compartment in correct
polarity. If using the tailor-made
lithium battery, check the connector is
inserted into the socket.
Batteries running down. Replace with new AAA sized batteries
or re-charge the lithium battery.
Audio device is not started. Check the cable. Start playing the
external audio device.
Background
noise
Batteries running down. Replace with new AAA sized batteries
or re-charge the lithium battery.
Technical Data
Weight (exclude accessories) Approx. 400 g without batteries
Operating temperature
Between
+
45 °C to 0 °C
Power Supply
3 pcs. 1.5V Alkaline Battery or 500mAH
Tailor-made Lithium Battery
Size Range of the Headband S, M and L
Bluetooth Version 4.2
iPX 4
Material in Plastic ABS
Material in Ear Cushion Foam
Material in Headband Cushion PU & Foam
Material in Headband Frame Metal
Attenuation Table
Frequency (Hz) 63 125
250 500 1000 2000 4000 8000