Electrical
• Power supply via 802.3af (PoE) Ethernet, 8 Watt max.
Ethernet
• 10/100Mbps auto, 802.3af (PoE)
• RJ-45 connector with integrated Link/Activity LED
• Protocols: TCP/IP, UDP, RTP, SIP, DHCP,
Multicast capable
Headphone out
• Output impedance 0.1 Ohm
• 1 Watt max @ 8 Ohm
• Values @ 8 Ohm *:
- Frequency response 20 Hz .. 20 kHz (-3dB),
- Dynamic range 80dB,
- Signal to Noise Ratio -80dB
- Total Harmonic Distortion <0.15% (-3dBFS)
• Output level controllable via volume knob and software
Speaker
• Impedance 8 Ohm
• 1 Watt RMS max
• Values @ 8 Ohm:
- Frequency response 300 Hz .. 20 kHz (-3dB),
- Sound pressure 77dB, (1W @ 1 meter)
• Output level controllable via volume knob and software
Mechanical
• Metal case, black powder coated, white plastic front,
316 g / 11 oz.
|
Microphone built-in
• Electret condenser microphone, omni directional
• Output impedance <2.2 KOhms
• Frequency response 100 Hz .. 16 kHz
• Sensitivity (@ 1KHz, 0dB = 1V/Pa) -40 dB ±3dB
• Signal to Noise Ratio weighted (F = 1KHz 1Pa) >60 dB)
Microphone in
• Dynamic or Electret mic, Bias power (2.4..4 VDC)
• Frequency response 50Hz ..20kHz (-3dB)*
• Dynamic range 70dB, SNR -70dB, THD <0.05% (-3dBFS)*
• input sensitivity software controllable
Audio formats
• MP3 encoding/decoding up to 192/320kbps
• PCM 16bit @ 8..48 kHz
• G.711, G.722
Discrete I/O
• Button A with white status LED
• Button B with bicolor status LED (red/green)
Dimensions (L x D x H)
• 105 x 75 x 28 mm (4.14 x 2.95 x 1.1 inch)
MTBF
• (calculated according to MIL217F @ 25°C)
Min. 350 000h
* depends on used codec, best results @48kHz PCM
** 0 - 70% relative humidity, non-condensing
|
