LC304-1PB Vandal proof door intercom: Reliable (M.T.B.F.: Over 50,000 hours), Vandal-Resistant, and Always Connected.
Imagine a school, a hospital, or a public building where security and communication are crucial. You need a reliable way to speak to visitors, grant access, or call for help—without worrying about vandalism or bad weather. That’s where our vandal-resistant door intercom comes in!
Why Choose Our Door Intercom?
✅ Crystal-Clear Hands-Free Communication
With its loudspeaker and noise-canceling microphone, this intercom ensures clear two-way communication—even in noisy environments.✅ Built to Last in Any Condition
Housed in stainless steel with an IP65-IP66 rating, it withstands rain, dust, and even intentional damage. Perfect for outdoor gates, parking lots, metro stations, police stations, and more.✅ Vandal-Resistant Design
Equipped with tamper-proof screws and a durable metal button, this intercom resists break-ins and rough handling.✅ Multiple Connection Options
Available in Analog, SIP, GSM, and 4G versions, making it compatible with any communication system.✅ Quick & Easy Installation
Designed for on-wall mounting with a fast-fit terminal connection, it’s easy to set up without complex wiring.✅ Reliable & Maintenance-Free
Powered by the telephone line (Analog version) or external power (SIP, GSM, 4G), ensuring continuous operation without frequent maintenance.
Our door intercom isn’t just a communication device—it’s a safety solution that keeps people connected, secure, and protected. Upgrade your security today! 🚀
This phone is a hassle-free solution for critical communication, backed by our 2-year warranty and 15+ years of expertise. Contact us for a tailored quote!
LC304-1PB Vandal proof door intercom (VOIP, Analog, GSM or 4G)
1. Analog Version
Power & Connectivity
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Power Supply: From the analogue telephone network
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Supply Voltage: 24 VDC to 65 VDC
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Supply Current: 20 mA DC to 100 mA DC
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Communication Type: Full duplex
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Connection: Standard PSTN or analogue PABX
Casing & Durability
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Material: Stainless steel body
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Keypad: 1x Push button and internal keypad for programming
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Weather Resistance: IP66 (as per EN60529)
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Temperature:
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Operating: -13°F to +149°F (-25°C to +65°C)
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Storage: -31°F to +158°F (-35°C to +70°C)
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Weight: Up to 2.9 lbs (1.3 kg)
Audio & Operation
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Ringer Volume:
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80 dB(A) @ 1 meter
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110 dB(A) @ 1 meter (with external horn speaker)
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Dialing Method: DTMF mode (ITU-T recommendation Q.23)
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Hook Switch: No hookswitch
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M.T.B.F.: Over 50,000 hours
Package
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Unit Size: 4.3" x 6.3" x 2.8" (110 x 160 x 70 mm)
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Packaging Materials: Pearl cotton, carton
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Net Weight: 2.9 lbs (1.3 kg)
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Gross Weight: 4.4 lbs (2 kg)
2. SIP-VoIP Version
Power & Connectivity
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Adapter Input: 100-240V AC, 50–60Hz
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Adapter Output: 5V/1A DC
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Ports:
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WAN: 10/100Base-T RJ-45 (LAN, Auto MDIX)
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LAN: 10/100Base-T RJ-45 (PC, Auto MDIX)
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Power Consumption:
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Idle: 1.5W
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Active: 1.8W
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Main Chip: Broadcom
Network Features
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SIP Support: 2 lines SIP, SIP 2.0 (RFC3261)
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Codec Support: G.711A/u, G.7231 high/low, G.729, G.722, G.726
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Echo Cancellation: G.168, hands-free supports 96ms
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Supports: Full-duplex communication
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SIP Authentication: None, Basic, MD5
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Connectivity: PPPoE, VLAN, STUN penetration, DHCP (WAN Port)
Casing & Durability
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Material: Stainless steel body
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Keypad: 1x Push button and internal keypad for programming
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Weather Resistance: IP54 - IP65
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Temperature:
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Operating: -22°F to +149°F (-30°C to +65°C)
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Storage: -40°F to +167°F (-40°C to +75°C)
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Weight: Up to 3.3 lbs (1.5 kg)
Audio & Operation
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Ringing Volume: Shrill warble tone 80 dB(A) @ 1 meter
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Hook Switch: No hookswitch
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M.T.B.F.: Over 50,000 hours
3. GSM/4G Version
Power & Connectivity
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Power Supply: 12V DC
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Power Consumption:
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Idle: 0.3W
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Active: 1.5W
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Communication Type: Full duplex
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Remote Programming: SMS-based configuration
Frequency Bands
A Version:
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Dual-Band WCDMA/HSDPA: 850/1900 MHz
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Quad-Band GSM/GPRS/EDGE: 850/900/1800/1900 MHz
E Version:
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Dual-Band UMTS/HSDPA: 900/2100 MHz
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Quad-Band GSM/GPRS/EDGE: 850/900/1800/1900 MHz
J Version:
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Dual-Band UMTS/HSDPA: 850(800)/2100 MHz
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Quad-Band GSM/GPRS/EDGE: 850/900/1800/1900 MHz
Casing & Durability
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Material: Stainless steel body
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Keypad: 1x Push button and internal keypad for programming
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Weather Resistance: IP54 - IP65
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Temperature:
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Operating: -22°F to +149°F (-30°C to +65°C)
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Storage: -40°F to +167°F (-40°C to +75°C)
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Weight: Up to 3.3 lbs (1.5 kg)
Audio & Operation
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Ringing Volume: 90–95 dB(A) @ 1 meter
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Hook Switch: No hookswitch
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M.T.B.F.: Over 50,000 hours
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