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In stock
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Nelson Store
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132 Followers
Shipping speed: Excellent
Quality Score: Poor
Customer Rating: Good
| Item | Parameter |
| Power | AC110V or AC220V 50-60Hz |
| Feed Currency | DC48V; 25mA |
| Ringing Currency | AC65v/50Hz |
| DISA | 15 second |
| Communication path | 7 |
| Extension number length | 2 to 4 digits |
| Caller ID | * Receive: Auto adapt DTMF, FSK (Bell.202) |
| * Send: FSK (Bell.202) | |
| Dial mode | DTMF |
| Degree of Unbalance about earth | * 300Hz~600Hz≤40dB |
| * 600Hz~3400Hz≤46dB | |
| Transmission Attributes | * Extension to extension ≤1.5dB |
| * Extension to extension ≤2.0dB |
| TC-424P | Incoming CO Line | Local Station(Extension) | Expandable or not |
| Capacity | 4 | 24 | No |
| Item | Parameter |
| Power | AC110V or AC220V 50-60Hz |
| Feed Currency | DC48V; 25mA |
| Ringing Currency | AC65v/50Hz |
| DISA | 15 second |
| Communication path | 7 |
| Extension number length | 2 to 4 digits |
| Caller ID | * Receive: Auto adapt DTMF, FSK (Bell.202) |
| * Send: FSK (Bell.202) | |
| Dial mode | DTMF |
| Degree of Unbalance about earth | * 300Hz~600Hz≤40dB |
| * 600Hz~3400Hz≤46dB | |
| Transmission Attributes | * Extension to extension ≤1.5dB |
| * Extension to extension ≤2.0dB |
| TC-424P | Incoming CO Line | Local Station(Extension) | Expandable or not |
| Capacity | 4 | 24 | No |
| Item | Parameter |
| Power | AC110V or AC220V 50-60Hz |
| Feed Currency | DC48V; 25mA |
| Ringing Currency | AC65v/50Hz |
| DISA | 15 second |
| Communication path | 7 |
| Extension number length | 2 to 4 digits |
| Caller ID | * Receive: Auto adapt DTMF, FSK (Bell.202) |
| * Send: FSK (Bell.202) | |
| Dial mode | DTMF |
| Degree of Unbalance about earth | * 300Hz~600Hz≤40dB |
| * 600Hz~3400Hz≤46dB | |
| Transmission Attributes | * Extension to extension ≤1.5dB |
| * Extension to extension ≤2.0dB |
| TC-424P | Incoming CO Line | Local Station(Extension) | Expandable or not |
| Capacity | 4 | 24 | No |
| Item | Parameter |
| Power | AC110V or AC220V 50-60Hz |
| Feed Currency | DC48V; 25mA |
| Ringing Currency | AC65v/50Hz |
| DISA | 15 second |
| Communication path | 7 |
| Extension number length | 2 to 4 digits |
| Caller ID | * Receive: Auto adapt DTMF, FSK (Bell.202) |
| * Send: FSK (Bell.202) | |
| Dial mode | DTMF |
| Degree of Unbalance about earth | * 300Hz~600Hz≤40dB |
| * 600Hz~3400Hz≤46dB | |
| Transmission Attributes | * Extension to extension ≤1.5dB |
| * Extension to extension ≤2.0dB |
| TC-424P | Incoming CO Line | Local Station(Extension) | Expandable or not |
| Capacity | 4 | 24 | No |
| Item | Parameter |
| Power | AC110V or AC220V 50-60Hz |
| Feed Currency | DC48V; 25mA |
| Ringing Currency | AC65v/50Hz |
| DISA | 15 second |
| Communication path | 7 |
| Extension number length | 2 to 4 digits |
| Caller ID | * Receive: Auto adapt DTMF, FSK (Bell.202) |
| * Send: FSK (Bell.202) | |
| Dial mode | DTMF |
| Degree of Unbalance about earth | * 300Hz~600Hz≤40dB |
| * 600Hz~3400Hz≤46dB | |
| Transmission Attributes | * Extension to extension ≤1.5dB |
| * Extension to extension ≤2.0dB |
| TC-424P | Incoming CO Line | Local Station(Extension) | Expandable or not |
| Capacity | 4 | 24 | No |
| Item | Parameter |
| Power | AC110V or AC220V 50-60Hz |
| Feed Currency | DC48V; 25mA |
| Ringing Currency | AC65v/50Hz |
| DISA | 15 second |
| Communication path | 7 |
| Extension number length | 2 to 4 digits |
| Caller ID | * Receive: Auto adapt DTMF, FSK (Bell.202) |
| * Send: FSK (Bell.202) | |
| Dial mode | DTMF |
| Degree of Unbalance about earth | * 300Hz~600Hz≤40dB |
| * 600Hz~3400Hz≤46dB | |
| Transmission Attributes | * Extension to extension ≤1.5dB |
| * Extension to extension ≤2.0dB |
| TC-424P | Incoming CO Line | Local Station(Extension) | Expandable or not |
| Capacity | 4 | 24 | No |
| Item | Parameter |
| Power | AC110V or AC220V 50-60Hz |
| Feed Currency | DC48V; 25mA |
| Ringing Currency | AC65v/50Hz |
| DISA | 15 second |
| Communication path | 7 |
| Extension number length | 2 to 4 digits |
| Caller ID | * Receive: Auto adapt DTMF, FSK (Bell.202) |
| * Send: FSK (Bell.202) | |
| Dial mode | DTMF |
| Degree of Unbalance about earth | * 300Hz~600Hz≤40dB |
| * 600Hz~3400Hz≤46dB | |
| Transmission Attributes | * Extension to extension ≤1.5dB |
| * Extension to extension ≤2.0dB |
| TC-424P | Incoming CO Line | Local Station(Extension) | Expandable or not |
| Capacity | 4 | 24 | No |
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