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Caution: Electromagnetic Compatibility (EMC)
Like many electronic devices, the HP Hearing PRO
Hearing Aids and the Charge Case radiate and receive
radio frequency (RF) energy with the potential to
cause electromagnetic interference. This equipment
has been tested and certified to provide reasonable
protection against harmful interference in residential
use (Refer to FCC Radiofrequency Compliance
Information).
RF interference may still occur with the use of this
product near pacemakers, defibrillators, or other
medical devices; magnetic resonance imaging
equipment; portable radio frequency equipment; or
radio and TV broadcast antennas.
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Technical Specifications
Radio Frequencies
HP Hearing PRO Hearing Aids contain the following
radios. Left has Bluetooth TX/RX and NFMI TX/RX, right
has NFMI TX/RX.
Radio Details
Radio
Bluetooth
Technology
Classic Ver 4.2
Frequency of
2402 MHz to
Operation
2480 MHz
Channel
1 MHz
Bandwidth
Number of
79
Channels
GFSK, π/4
Modulation
DQPSK,
8DPSK
Channel
FHSS
Technique
Transmitter
Power
-2.5 dBm ERP
Radiated
Transmitter
9.0 dBm Basic
Maximum Peak
Rate / 5.25
Conducted
dBm EDR
Output Power
Receiver
-85 dBm
Sensitivity
Bluetooth
NFMI Radio
LE Ver 5.0
2402 MHz
to 2480
10.56 MHz
MHz
2 MHz
400 kHz
40
1
GFSK
D8PSK
FHSS
TDMA
9.9 dBuV/m
-5 dBm
(30 m) Field
ERP
Strength
4.28 dBm
NA
-88 dBm
NA
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