Certifications
All necessary regulatory approvals for supported countries, including:
FCC (47 CFR) Part 15C, Section 15.247 & 15.249
ETS 300 328, ETS 300 826
Low Voltage Directive IEC950
UL, CSA, and CE Mark
Bluetooth Profiles
Supported
Serial Port Profile (SPP)
1
Service Discovery Application Profile (SDAP)
Dial-Up Networking (DUN)
1,2
Generic Object Exchange Profile (GOEP)
1,2
Object Push Profile (OPP)
1,2
File Transfer Profile (FTP)
Synchronization Profile (SYNC)
Hard Copy Cable Replacement (HCRP)
1,2
Personal Area Networking Profile (PAN)
1,2
Human Interface Device Profile (HID)
1,2
FAX Profile (FAX)
Basic Imaging Profile (BIP)
2
Headset Profile (HSP)
Hands Free Profile (HFP)
Advanced Audio Distribution Profile (A2DP)
1 indicates the profile is supported by Microsoft Windows XP SP2
2 indicates the profile is part of Windows Vista
AUDIO/MULTIMEDIA – DTS SOUND+
Hardware
Implementation
IDT 92HD91
Function Key Volume
Controls
Volume up, volume down, and mute
Full Duplex
Yes
Microphone In
Stereo
Headphone/Line Out
Stereo
Integrated Microphone
Yes, dual digital microphone array when equipped with optional webcam
Audio Output Quality
Frequency Response
20 Hz - 20 kHz
Signal to Noise Ratio
>85 dB
Total Harmonic Distortion
0.01%
Noise Floor
-110 dB
Play/Record Sampling
Rate
(s)
8 kHz - 48kHz
DAC
16, 20 or 24-bit
ADC
16 or 20-bit
QuickSpecs
HP ProBook 445 Notebook PC
HP ProBook 455 Notebook PC
Technical Specifications
DA - 14587 Worldwide — Version 5 — August 26, 2013
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