Appendix A: Specification
I. VOICE PERFORMANCE
Handset Receiver
1. Impedance:150 Ohm +- 20%
2. Input Power: 0.01W / 0.02W (Min./ Max.)
Handsfree Speaker
1. Voice Coil Impedance: 25 Ohm +- 15%
2. Input Power 0.25W
Microphone
1. Sensitivity: -42 +- 2 dB
2. Output Impedance: 2.2 K Ohm
II. Recommended Distance of Handfree mode : 0.5~1.5M
III. Hardware Specification
10/100 Base-T Ethernet with auto MDIX (Full-Duplex)
1.8” LCD 160x128
Sample Rate: 8K
Acoustic Echo Canceller Enabled
Audio Frequency Range: 100Hz - 3400Hz
Network protocol:
DHCP, Static IP, PPPoE, PPPoE Static IP, DNS , TCP/UDP/IPV4
System Requirement:
Broadband Internet (xDSL/Cable), IP sharing Router/Gateway (internet
access device).
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