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| Product Name | Industrial Weatherproof Telephone |
| Waterproof | IP68 |
| Type | IP or Analogue |
| Model | YT-SG21 |
| Enclosure material | Aluminium alloy with anti-corrosion coating |
| Handset material | PC+ABS, stainless steel armored for telephone cable, 200kg loading |
| Keyboard material | industrial silicone |
| Full-duplex communication | support |
| telephone speaker | 3W/8Ω |
| External speaker | the PCB can drive max 25W external speaker |
| Power Supply | POE/DC12V |
| Telephone Power consumption | Less than 5W |
| Operating temperature |
-40 °C to + 70 °C |
| Warning Light |
≥80 db at 1 meter with Flashlight |
| Noise cancelling | Optional |
| VOIP Feature |
Protocol: SIP 2.0(RFC3261) Registration line: 2 lines Codec: G.711A/u, G.7231 high/low, G.729, G.722, G.726 Network: 10/100 Mpbs |
| Analogue Feature |
Signal Level Standard Frequency Low Frequency Group: 697-941 Hz High Frequency Group: 1209-1477 Hz Frequency Deviation: No more than ±1.5% Level Difference Between Low and High Frequency Signals: 2 ± 1 dB Total Distortion Due to Harmonic Intermodulation: At least 20 dB lower than the basic level |
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| Product Name | Industrial Weatherproof Telephone |
| Waterproof | IP68 |
| Type | IP or Analogue |
| Model | YT-SG30 |
| Enclosure material | Aluminium alloy with anti-corrosion coating |
| Handset material | PC+ABS, stainless steel armored for telephone cable, 200kg loading |
| Keyboard material | industrial silicone/stainless steel |
| Full-duplex communication | support |
| telephone speaker | 3W/8Ω |
| External speaker | the PCB can drive max 25W external speaker |
| Power Supply | POE/DC12V |
| Telephone Power consumption | Less than 5W |
| Operating temperature |
-40 °C to + 70 °C |
| Warning Light |
≥80 db at 1 meter with Flashlight |
| LCD display | optional |
| Noise cancelling | Optional |
| VOIP Feature |
Protocol: SIP 2.0(RFC3261) Registration line: 2 lines Codec: G.711A/u, G.7231 high/low, G.729, G.722, G.726 Network: 10/100 Mpbs |
| Analogue Feature |
Signal Level Standard Frequency Low Frequency Group: 697-941 Hz High Frequency Group: 1209-1477 Hz Frequency Deviation: No more than ±1.5% Level Difference Between Low and High Frequency Signals: 2 ± 1 dB Total Distortion Due to Harmonic Intermodulation: At least 20 dB lower than the basic level |
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| Product Name | Industrial Weatherproof Telephone |
| Waterproof | IP68 |
| Type | IP or Analogue |
| Model | YT-SG50 |
| Enclosure material | Aluminium alloy with anti-corrosion coating |
| Handset material | PC+ABS, stainless steel armored for telephone cable, 200kg loading |
| Keyboard material | industrial silicone |
| Full-duplex communication | support |
| telephone speaker | 3W/8Ω |
| External speaker | the PCB can drive max 25W external speaker |
| Power Supply | POE/DC12V |
| Telephone Power consumption | Less than 5W |
| Operating temperature |
-40 °C to + 70 °C |
| extension telephones | support |
| LCD display | Optional |
| Noise cancelling | Optional |
| VOIP Feature |
Protocol: SIP 2.0(RFC3261) Registration line: 2 lines Codec: G.711A/u, G.7231 high/low, G.729, G.722, G.726 Network: 10/100 Mpbs |
| Analogue Feature |
Signal Level Standard Frequency Low Frequency Group: 697-941 Hz High Frequency Group: 1209-1477 Hz Frequency Deviation: No more than ±1.5% Level Difference Between Low and High Frequency Signals: 2 ± 1 dB Total Distortion Due to Harmonic Intermodulation: At least 20 dB lower than the basic level |
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| Product Name | Industrial Weatherproof Telephone |
| Waterproof | IP68 |
| Type | IP or Analogue |
| Model | YT-SG21 |
| Enclosure material | Aluminium alloy with anti-corrosion coating |
| Handset material | PC+ABS, stainless steel armored for telephone cable, 200kg loading |
| Keyboard material | industrial silicone |
| Full-duplex communication | support |
| telephone speaker | 3W/8Ω |
| External speaker | the PCB can drive max 25W external speaker |
| Power Supply | POE/DC12V |
| Telephone Power consumption | Less than 5W |
| Operating temperature |
-40 °C to + 70 °C |
| Warning Light |
≥80 db at 1 meter with Flashlight |
| Noise cancelling | Optional |
| VOIP Feature |
Protocol: SIP 2.0(RFC3261) Registration line: 2 lines Codec: G.711A/u, G.7231 high/low, G.729, G.722, G.726 Network: 10/100 Mpbs |
| Analogue Feature |
Signal Level Standard Frequency Low Frequency Group: 697-941 Hz High Frequency Group: 1209-1477 Hz Frequency Deviation: No more than ±1.5% Level Difference Between Low and High Frequency Signals: 2 ± 1 dB Total Distortion Due to Harmonic Intermodulation: At least 20 dB lower than the basic level |
![]()
| Product Name | Industrial Weatherproof Telephone |
| Waterproof | IP68 |
| Type | IP or Analogue |
| Model | YT-SG30 |
| Enclosure material | Aluminium alloy with anti-corrosion coating |
| Handset material | PC+ABS, stainless steel armored for telephone cable, 200kg loading |
| Keyboard material | industrial silicone/stainless steel |
| Full-duplex communication | support |
| telephone speaker | 3W/8Ω |
| External speaker | the PCB can drive max 25W external speaker |
| Power Supply | POE/DC12V |
| Telephone Power consumption | Less than 5W |
| Operating temperature |
-40 °C to + 70 °C |
| Warning Light |
≥80 db at 1 meter with Flashlight |
| LCD display | optional |
| Noise cancelling | Optional |
| VOIP Feature |
Protocol: SIP 2.0(RFC3261) Registration line: 2 lines Codec: G.711A/u, G.7231 high/low, G.729, G.722, G.726 Network: 10/100 Mpbs |
| Analogue Feature |
Signal Level Standard Frequency Low Frequency Group: 697-941 Hz High Frequency Group: 1209-1477 Hz Frequency Deviation: No more than ±1.5% Level Difference Between Low and High Frequency Signals: 2 ± 1 dB Total Distortion Due to Harmonic Intermodulation: At least 20 dB lower than the basic level |
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| Product Name | Industrial Weatherproof Telephone |
| Waterproof | IP68 |
| Type | IP or Analogue |
| Model | YT-SG50 |
| Enclosure material | Aluminium alloy with anti-corrosion coating |
| Handset material | PC+ABS, stainless steel armored for telephone cable, 200kg loading |
| Keyboard material | industrial silicone |
| Full-duplex communication | support |
| telephone speaker | 3W/8Ω |
| External speaker | the PCB can drive max 25W external speaker |
| Power Supply | POE/DC12V |
| Telephone Power consumption | Less than 5W |
| Operating temperature |
-40 °C to + 70 °C |
| extension telephones | support |
| LCD display | Optional |
| Noise cancelling | Optional |
| VOIP Feature |
Protocol: SIP 2.0(RFC3261) Registration line: 2 lines Codec: G.711A/u, G.7231 high/low, G.729, G.722, G.726 Network: 10/100 Mpbs |
| Analogue Feature |
Signal Level Standard Frequency Low Frequency Group: 697-941 Hz High Frequency Group: 1209-1477 Hz Frequency Deviation: No more than ±1.5% Level Difference Between Low and High Frequency Signals: 2 ± 1 dB Total Distortion Due to Harmonic Intermodulation: At least 20 dB lower than the basic level |