Power Source

Power supply device that complies with IEEE802.3af standard or

 12 V DC (supplied from the AC adapter (option))

Power Consumption

Use of the AC adapter (12 V DC): 3.5 W (station only), Use of the PoE (48 V DC): 5 W

Speech Method

Hands-free conversation

Audio Frequency Range

300 Hz - 7 kHz

Hands-free

Speaker: 3.5 cm (1.38") cone-type, maximum output 0.5 W, 8 O

Microphone: Omni-directional electret condenser microphone

Control Input

1 channel, no-voltage make contact input, open circuit voltage: 5 V DC,

 short circuit current: 10 mA or less, unterminated ends

Control output

Open collector output, 4 channels, withstand voltage: 30 V DC,

 control current: Max. 50 mA (4 output 1COMMON), unterminated ends

 Relay contact output, 1 channel, withstand voltage: 30 V DC,

 control current: Max. 500 mA, unterminated ends

External Speaker Terminal

Maximum output 0.5 W, 8 O, unterminated ends

Network Section

Network I/F: 10BASE-T/100BASE-TX (Automatic-Negotiation)

 Network protocol: TCP/IP, UDP, HTTP, RTP, ARP, ICMP, IGMP

 Audio packet transmission system: Unicast, Multicast

 Number of paging destinations: 0, *Reception only

 Connector: LAN: RJ45 connector (PoE compatible)

 Voice sampling frequency: 16 kHz, 8 kHz (controllable on the software)

 Quantifying bit number: 16-bit

 Voice encoding method: Sub-band ADPCM, Cryptosystem

 Voice packet loss recovery: Silence insertion

 Audio delay time: 80 ms, 320 ms (controllable on the software)

Operating Temperature

-10   °C to +50°C (14 °F to 122 °F)

Operating Humidity

90 %RH or less (no condensation)

Dimensions

79 (W) × 134 (H) × 53 (D) mm (3.11" × 5.28" × 2.09")

 (Complete assembly of component parts)

Weight

350 g (0.77 lb) (Total weight)

Option

AC adapter: AD-1210P, AD-1215P