| Product Type | Long-Range SIP Cordless Phone System |
| Telephone Type | SIP Phone |
| System Components | 1 Base Station and 1 Handset |
| Form Factor | Desktop base with rugged handheld unit |
| Handset Battery Type | Rechargeable Li-ion battery |
| Standby Time | Up to 50 hours |
| Talk Time | Up to 6 hours |
| Power Adapter Input | 100–240V AC, 50–60 Hz |
| Power Adapter Output | DC 6V, 0.5A |
| Max Coverage Range | Up to 12 floors in a building, 250,000 sq. ft. in a warehouse or retail store, or 3,000 acres in open space |
| Handset Weight | Approx. 390g |
| Base Weight | Approx. 210g |
ENGENIUS DuraFon-SIP Long-Range Cordless Phone System

Key Benefits
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- TAA-compliant construction supports government and federal deployment requirements.
- Ideal VoIP integration enables seamless SIP communication across your enterprise network.
- Long-range coverage and rugged durability offer unmatched telecom flexibility for challenging environments.
Product Overview
The ENGENIUS DuraFon-SIP is a robust SIP-based cordless phone system engineered for environments where communication reliability is mission-critical. It consists of one base station and one rugged handset, providing exceptional wireless coverage across large areas such as warehouses, manufacturing plants, schools, and hospitality venues. With long-range capabilities and durable construction, this system is purpose-built to perform under harsh or expansive operating conditions where traditional phone systems may fall short.
As a SIP-compliant device, the DuraFon-SIP integrates seamlessly with existing VoIP networks, offering flexibility for modern enterprise telephony infrastructure. It is manufactured in Taiwan and meets TAA compliance, ensuring suitability for federal and government-related applications. The system supports key SIP features while enabling mobile workforces to stay connected across distances without compromising call quality.
Whether used in industrial settings or for customer-facing mobility, the ENGENIUS DuraFon-SIP combines durability, simplicity, and dependability in a cordless solution that scales with operational needs. With proven hardware and voice connectivity over SIP, businesses benefit from increased productivity and lower infrastructure costs.
Specifications
Product Overview
Wireless Features
| Wireless Frequency | 902–928 MHz FHSS (Frequency Hopping Spread Spectrum) |
| Duplex | Full-duplex digital communication |
| Antenna Type | High-gain detachable antenna |
| Communication Range | Extremely long-range, up to 3,000 acres line-of-sight |
| Concurrent Calls per Base | 4 |
Compliance & Origin
| Country of Origin | Taiwan |
| TAA Compliance | Yes |
| Certifications | FCC Part 15/68, CE |
| RoHS Compliance | Yes |
Advanced Security Features
| Voice Encryption | Yes, 128-bit proprietary encryption |
| Authentication Protocols | SIP Digest Authentication |
| Network Security Features | MAC address filtering, VLAN tagging support |
Interfaces
| WAN Port | 1 x RJ-45 10/100 Mbps (for SIP VOIP) |
| LAN Port | 1 x RJ-45 10/100 Mbps |
| Handset Interface | Proprietary DECT-like RF |
| Headset Jack on Handset | 3.5mm |
| Support for External Antenna | Yes, Removable Base Antenna |
| Base Station Antenna Connector | TNC-type |
Physical & Environmental
| Base Station Dimensions | 5.9 x 3.8 x 1.2 inches (150 x 97 x 30 mm) |
| Handset Dimensions | 7.9 x 2.2 x 1.4 inches (200 x 55 x 36 mm) |
| Handset Durability Rating | Drop-tested to 6 feet (MIL-STD-810) |
| Operating Temperature | 0°C to 50°C (32°F to 122°F) |
| Storage Temperature | -20°C to 60°C (-4°F to 140°F) |
| Operating Humidity | 10% to 90% (non-condensing) |
Cloud Management & Licensing
| SIP Account Support | Up to 10 SIP accounts |
| Provisioning Method | Manual or via standard SIP server |
| Remote Management | Web GUI |
| Licensing Requirements | No recurring license fees |