Tazarv Afzar Co.

USB4 LS

TECHNICAL SPECIFICATION:
• Portable External Device
• Number of ports:4
• Max units/system: depends on number of USB host (Min 1 unit)
• Hook detection
• Pulse dialing detection
• Ring Detection
• DTMF Detection
• Caller ID Detection (DTMF/FSK)
• Powered by Single Micro controller (MS-Micro)
• Connectors:Rj11*4+USB

HOST ITERFACE:
• Bus type: USB.1
• Bus speed:10mbps
• Share memory: None
• I/O ports: None

POWER REQUIREMENTS:
• 5V DC : 0.5A Max USB
• Operating temperature: 0C to +50C
• storage temperature:-20C to +70C
• Humidity:8% to 80% non-condensing

TONE DTECTION:
• DTMF Digits: 0 to 9, #, A,B,C,D per Bell core LSSGR Sec Dynamic range -36dbm to +3dbm per tone • Minimum tone duration : 40ms
• Inter digit timing Detects: link digits with a> 40ms inter digit delay

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