HP ProDesk 490 G2 Quickspecs page 49

QuickSpecs
Technical Specifications – Networking/Communication
Form Factors
Weight
Dimensions
Operating Voltage
Temperature
Humidity
Altitude
High Definition Audio
Type
HD Stereo Codec
Audio I/O Ports
802.11a/g
802.11n
Sensitivity
(dBm)
-69
-66
PCI-Express Half-MiniCard
0.1133 oz (3.212 g)
1.04 x 1.17 x 0.042 in (26.65 x 29.85 x 1.067 mm)
3.3V +/- 9%
Operating:
Non-operating:
Operating:
Non-operating:
Operating:
Non-operating:
Integrated
Realtek 2-channel ALC221 codec
Front microphone-In (150-K ohm Input Impedance)
Rear Line-In/Microphone input (150-K ohm Input Impedance, function is configurable by audio
driver)
Rear Line-Out* (190 ohms Output Impedance, expects at least a 10-K ohm load)
Front Headphone-Out (0.5 Ohm Output Impedance, expects at least a 32 ohm load)
Front Microphone/Headphone jack is re-task able to provide Microphone input, line-in or
Headphone output to support connecting two headphones to the front of the system. When
configured as a second front headphone output, both front headphone outputs are always
driven with the same signal.
All ports are 3.5mm
Worldwide — Version 1.8— May 22, 2014
HP ProDesk 490 G2 Microtower Business PC
Sensitivity Rate (Mbps)
(dBm)
-90 6
-89 9
-87 12
-85 18
-82 24
-79 36
-76 48
-74 54
Rate (Mbps)
150
300
14° to 158° F (-10° to 70° C)
-40° to 176° F (-40° to 80° C)
10% to 90% (non-condensing)
5% to 95% (non-condensing)
0 to 10,000 ft (3,048 m)
0 to 50,000 ft (15,240 m)
Modulation and
Coding Rate
BPSK - ½
BPSK – ¾
QPSK – ½
QPSK – ¾
16 QAM – ½
16 QAM – ¾
64 QAM – 2/3
64 QAM – ¾
Modulation and
Coding Rate
64 QAM – 5/6
64 QAM – 5/6
Page 49