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4.

USING WITH 9V BATTERIES

The X0HA-RHP will work with any standard 9V battery.
Typical battery life based on continuous use:
NiMH 9V 280mAH rechargeable = 13 hours; Alkaline 9V = 26 hours; 
Lithium Long-Life 9V = 44 hours; Standard high power 9V = 12 hours. 

Battery Select Switch – WARNING: Before installing batteries, select
correct battery type. Refer to the diagram below and battery select 
switch label in battery compartment for correct setting.
Batteries other than NiMH can overheat and leak if the battery select 
switch is set incorrectly. 

Charging 9V NiMH batteries: The 12VDC adapter can be used to charge
a 9V NiMH battery while installed in the amplifier. A 9V 280mAH NiMH 
battery will be fully charged in approximately 10 hours. 
There is no danger of overcharging and the battery will charge while the 
amplifier is operating or turned off.

5.

ADJUSTING SOUND LEVELS

Adjusting the volume level.
The volume control on the X0HA-RHP adjusts the signal level to the 
output amplifier stage that drives the headphones. Before powering 
up the X0HA-RHP, set the volume level on your playback device to 
about 50% and start playing a music track. Turn on the X0HA-RHP, 
place your head-phones on, now adjust the X0HA-RHP volume setting 
to a desired level. If need be increase the volume setting on your play-
back device and adjust the volume setting on the X0HA-RHP accordingly
to reach your desired listening level.
WARNING: Extended exposure to high sound levels can cause 
permanent hearing damage. Reduce volume level or discontinue 
use if discomfort or pain is felt in your ears.

Adjusting equalisation (tone).
The X0HA-RHP has a virtually flat frequency response, it does not have 
any internal circuitry that adjusts or modifies the equalisation levels.
However, most portable playback devices do include multiple
pre-set equalisation levels with some higher end devices also incorpor-
ating custom equalisation controls. You may use the equalisation 
controls included with your playback device to adjust the playback 
tone to suit your listening pleasure.

6.

TECHNICAL SPECIFICATIONS

Audio
Total Harmonic Distortion and Noise….…….………..…less than 0.01%
Signal to Noise Ratio……………………….………………………….93dB
Frequency Response……………………….…4Hz – 30kHz (-3dB/+0dB)
Channel-to-Channel Crosstalk (separation)…...........…………….-74dB
Maximum Input Level………………………..….....7.0VRMS (+16.9dBV)
Maximum Output Level @ 300 ohm load 1kHz..3.9.97dBV)
Maximum Gain @ 300 ohm load 1kHz …………..................…+28.5dB
Output Power – per channel – RMS (Peak):

On Battery

On AC adapter

16 ohm load 1kHz……145mW (290mW)…………….155mW (310mW)
24 ohm load 1kHz……165mW (330mW)…………….185mW (370mW)
32 ohm load 1kHz…....175mW (350mW)…………….200mW (400mW)
64 ohm load 1kHz…....115mW (230mW)………….…155mW (310mW)
120 ohm load 1kHz……70mW (140mW)………………95mW (190mW)
300 ohm load 1kHz……30mW (60mW)………………..50mW (100mW)
Headphone Impedance Range………………...…...16 ohm to 300 ohm
Input Impedance……………………………….……..20000 ohm nominal

Power and Operating
Battery………….…9V NiMH rechargeable, Alkaline, Lithium, Standard 
AC adapter...Output: 12VDC 0.2A DC plug: 3.5mm barrel, 1.3mm pin
Power Consumption……………..Battery: 16mA…..AC adapter: 20mA
Dimensions…….…….3.5L x 2.5W x 1H(inch),  86L x 64W x 25H(mm)
Weight Without Battery………………………………..…….…2.7oz, 76g

7.

Warranty for Xenos Audio Systems™ Products

This warranty on your new Xenos Audio Systems™ product remains in effect for the period of
five (5) years from the date of consumer purchase either direct from Xenos Audio Systems or 
through an appointed authorized dealer.
Except as specified below, this warranty covers all defects in material and workmanship of this 
product. The following are not covered by this warranty: Rechargeable batteries of any type, 
Any product where the serial number sticker has been removed or modified in any way, Damage, 
wear and tear or malfunction resulting from: a) Accident, act of nature, abuse, misuse, neglect, 
unauthorized repair or modification, failure to follow instructions supplied with the product.  b) 
Repair or attempted repair by anyone not authorized by Xenos Audio Systems. c) Shipping of 
the product (claims are to be made with the carrier). Where shipment is arranged by Xenos 
Audio Systems with it’s preferred carrier, contact Xenos Audio Systems support for additional 
information regarding making a claim in this regard. d) Normal use, for example wear and tear, 
imperfections, scratches, blemishes or other damage to the equipment.
If during the applicable warranty period from date of consumer purchase your Xenos Audio 
Systems™ product is found to be defective, Xenos Audio Systems will repair, or at it’s option, 
replace, such defective product without charge for parts or labour.
If your Xenos Audio Systems™ product requires service, it may be taken or shipped to any 
authorized service centre or Xenos Audio Systems. Please contact Xenos Audio Systems for 
a list of authorized service centres.

THIS WARRANTY IS EXPRESSLY MADE IN LIEU OF ALL OTHER WARRANTIES, EXPRESSED OR IMPLIED, IN-
CLUDING WITHOUT LIMITATION, WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 
PURPOSE. XENOS AUDIO SYSTEMS LIABILITY IS EXPRESSLY LIMITED TO THE REPAIR OR REPLACEMENT, 
AT OUR OPTION, OF ANY DEFECTIVE PRODUCT MANUFACTURED BY XENOS AUDIO SYSTEMS AND 
SHALL IN NO EVENT INCLUDE INCIDENTAL OR CONSEQUENTIAL COMMERCIAL, PERSONAL INJURY 
OR PROPERTY DAMAGES OF ANY KIND.

Xenos Audio Systems, 86 Durham St., Oshawa, Ontario, L1J 5P7, Canada   
Tel: (Int)+1-905-579-5699  Fax:(Int)+1-905-438-1079 On the: web: www.aptecpro.com

Xenos Audio Systems X0HA-RHP Warranty Registration Card

You can register your product on line at: 

www.aptecpro.com

or, fill in the information requested below and mail to the address shown.

First name:___________________ Last name:___________________

Address street:_________________________________Apt no:______

City:_______________________State/Prov:_____________________

Postal/Zip code:______________Country:_______________________

Tel:____________________email:_____________________________

Product details: Serial no:____________________

Date purchased:___________________Invoice no:_______________

Dealer name:______________________City:____________________

Cut out this card, place in an envelope and mail to:
Xenos Audio Systems, 86 Durham St, Oshawa, 
Ontario L1J5P7 CANADA

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NOTE:
Please refer to
the diagram at 
left for correct 
setting of 
battery select
switch.

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