HP-52RBJ User Manual Creation Date: February 10, 2015
Revision No: V.4.0 Revision Date:
June 8
, 2020
4/5
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Technical Data
Weight (exclude accessories)
Approx. 421 g without batteries
Operating temperature
Between
50 °C to 0 °C
Power Supply
Tailor Made Lithium Battery
Frequency Range Radio
AM 522 - 1629 kHz
FM 87.5 - 108 MHz;
Frequency Response
20 Hz
20 kHz
Impedance
32 Ohm
10%
Material in Plastic
ABS
Material in Ear Cushion
Foam
Material in Headband Cushion
PU & Foam
Material in Headband Frame
Metal
Operating temperature
Between
50 °C to 0 °C
Size Range of the Headband
S, M and L
Max Sound Level FM Radio Receiver
75.4 dB (A)
Max Sound Level Bluetooth (HFP)
75.4 dB (A)
Max Sound Level Bluetooth (A2DP)
75.4 dB (A)
Max Sound Audio Input
75.2 dB(A)
Attenuation Table
Frequency (Hz)
63
125
250
500 1000 2000 4000 8000
Mf (dB)
18.8 17.6 21.5 25.6 33.9 29.3 36.9 35.1
Sf (dB)
4.4
3.8
3.7
3.1
3.7
3.4
3.4
5.2
APV (dB)
14.4 13.8 17.8 22.5 30.2 25.9 33.5 29.9
SNR = 28 dB
H-value = 28 dB
M-value = 26 dB
L-value = 20 dB
Notes
Certain chemical substances may adversely affect this product. Further information should be sought from the
manufacturer, importer or distributor;
When hygiene covers are put on to the cushions, it may affect the acoustic performance of the earmuffs;
Do not tear the cushion off from the headset, as the cushion is non-replaceable;
Earmuffs, and in particular the cushions, may deteriorate with use and should be examined frequently for cracks and
leakage;
The product is protected by bubble wrap and then put into a printed gift box. After use, put it back into to the gift
box for storage.
This product can use 2-3 years at least unless the headband/ear cushions or the headset is damaged.
Guarantee
If the product fails, please contact your supplier.
Remember that many outlets will require that you have a valid proof of purchase.
The guarantee does not cover accidental damage, misuse, cabinet parts, knobs or consumable items.
The guarantee will be rendered invalid if the product is re-sold or has been damaged by inexpert repair.
Specifications are subject to change without notice.
The PPE does not provide proper protection if the ear muff defect, or not correctly placed over the ear.
Trade Mark:
SPG, Dr. Owl, Sports, Ear
