DuraFon SIP Base Unit

Physical Interface

SIP-BU Base Station

Buttons
Reset
Registration
Broadcast
Intercom
Volume Up/Down

Jack(s)
Line x 1
LAN x 1
Audio-In x 1
Type-B USB x 1
DC x 1
Grounding

LED Indicators
Power
In-Use
Intercom
Broadcast

Electrical Specifications

SIP-BU Base Station

SIP-BU Base Station
Frequency
902-928 MHz

RF Power
Peak: 708 mW; Average: 354 mW

Channel Spacing
200 kHz

Number of Channels
128

Modulation
MSK

Multiple Access
Frequency Hopping TDMA

Frequency Hopping Rate
100 per second

TDMA Frame Length
10 ms

Number of Talk Paths
4

Receiver Sensitivity
< -108 dBm (@ BER 10-2)

Antenna Connector
Reverse TNC

Antenna Gain
2 dBi (included)
6 dBi Outdoor (optional)
2.7 dBi Indoor (optional)

TX Power Control Range
N/A

Telephone Interface
RJ11 x 1

VoIP Interface
RJ45 x 1

Default IP Address
192.186.1.156

Default User Name & Pswd
admin/admin

SIP Protocol
RFC 3261

Speech Coding
64Kbps G.711a, G.711u
8 kbps G.729A

Channel Coding
8 kbps Convolutional + CRC

Transmission Data Rate
170.667 kbps

User Data Rate
128 kbps Duplex

Duplex
Time Division Duplex (TDD)

Voice Quality
TIA/EIA-470B

Number of System IDs
65,536

Ring Signal
20-50 Hz, 15-90 Vrms

Auto-Attendant Coding
N/A

Flash Time
100-900 ms Programmable

Power Source
100~240V/12V AC/DC Adapter

Charge Time
N/A

Charge Current
N/A

Battery Talk & Standby Time
N/A

Environmental Specifications

SIP-BU Base Station

Regulation Compliance
FCC Part 15, Part 68

Operating Temperature
32 – 122°F (0 – 50°C)

Storage Temperature
14 – 158°F (-10 – 70°C)

Humidity
20 – 75 %

IP Rating
N/A

Dimensions
6.3” x 16.5” x 7.4” (161 x 42 x 188 mm)

Device Weight
1.90 lbs. (.86 kg)