2 Port Phone Adapter Cisco SPA112

Liên hệ

Subscriber line interface circuit (SLIC)

Ring voltage: 40-90 Vpk configurable

Ring frequency: 20-25 Hz

Ring waveform: trapezoidal

Maximum ringer load: 5 ringer equivalence numbers (RENs)

On-hook voltage (tip and ring): -46 to -56V

Off-hook current: 18-25 mA

Terminating impedance: 600 ohm resistive or 270 ohm + 750 ohm

150 nF complex impedance

Frequency response: 300-3400 Hz

Return loss (600 ohm, 300-3400 Hz): up to 20 dB

Insertion loss (1 Vrms at 1 kHz): 3-4 dB

Total harmonic distortion (THD) (350 mV peak at 300 Hz): up to 3%

Idle channel noise: 72 dB (typical)

Longitudinal balance: 55 dB (typical)

Off-hook threshold (line seizure): Rdc < 1000 ohm

On-hook threshold (line release): Rdc >10000 ohm

Rdc DC supervisory range: Rdc > 450 ohm

Regulatory compliance

FCC (Part 15 Class B), CE, ICES-003, A-Tick certification, Restriction of Hazardous Substances (RoHS), and UL

Power supply

DC input voltage: 5V DC at 2.0A maximum

Power consumption: 5W

Switching type (100-240V) automatic

Power adapter: 100-240V and 50-60 Hz (26-34 VA) AC input, with 1.8m cord

Indicator lights and LEDs

Phone 1, phone 2, Internet, and power

Dimensions (W x H x D)

3.98 x 3.98 x 1.10 in. (101 x 101 x 28 mm)

Unit weight

5.40 oz (153 g)

Operating temperature

32 to 113ºF (0 to 45ºC)

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