DURAFON PRO Base Unit
EnGenius DuraFon PRO Expansion Base
90 x Handset Supported - 4 Simultaneous Calls
The EnGenius DuraFon PRO-BU is the expansion base that enables connection of an additional four (4) lines/ports to an existing DuraFon PRO installation. Also use the DuraFon PRO-BU for "Extended Range" options that are available with the DuraFon PRO product line.
- Multi-Line Functionality
- Supports up to 90 DuraFon PRO or DuraWalkie Handsets
- Works Behind any Analog Port (PBX, VoIP, PSTN, FXS or POTS)
- Expandable for Extended User Capacity
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- 1 - Phone Base unit w/ rubber antenna
- 1 - Base unit AC adapter
Physical Interface
PRO-BU Base Unit
Buttons: Reset, RegistrationJack(s): Line x4, Audio-In x 1 (3.5 mm), DC x 1
LED Indicators: Power, In-Use, Electrical Specifications
PRO-BU Base Unit
Frequency: 902-928MHzRF Power: Peak: 708mW; Average: 304mW
Channel Spacing: 200 kHz
Number of Channels: 128
Modulation: GMSK
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), 5 dBi External (optional)
Telephone Interface: RJ11 x 4
Speech Coding: 8 kbps G.729A
Channel Coding: 8 kbps Convolutional + CRC
Transmission Data Rate: 170.678 kbps
User Data Rate: 128 kbps duplex
Duplex: Time Division Duplex (TDD)
Voice Quality: TIA/EIA-470B
Number of System IDs: 65536
Ring Signal: 20-50 Hz, 12-90 Vrms
Auto-Attendant Coding: 8 kbps G.729
Flash Time: 100-900 ms Programmable
Power Sourc(more...)