The Grandstream DP735 is a ruggedized DECT cordless IP handset engineered for demanding environments including business, warehouse, retail, and residential use. Compatible with Grandstream DECT base stations (DP750, DP752, DP755), the DP735 supports up to 20 SIP accounts and 20 lines per handset, enabling seamless multi-line communication.

Featuring a vibrant 2.4" (240x320) color TFT LCD and 3 programmable soft keys, this handset delivers intuitive operation with a sleek interface. Enjoy crystal-clear voice quality thanks to HD audio with full duplex speakerphone capabilities. The DP735 is designed for durability, boasting an IP67-rated waterproof and dustproof rugged case with antimicrobial protection and resistance to cleaning chemicals. It is also drop-safe from heights up to 2.5 meters, making it ideal for harsh conditions.

Battery performance is exceptional, providing up to 65 hours of talk time and an impressive 650 hours of standby time, ensuring long-lasting connectivity. Additional features include a dedicated Push-to-Talk button, built-in proximity and accelerometer sensors, and a 3.5 mm headset jack.

Security and provisioning are seamless with DECT authentication and encryption, support for TR-069 and XML provisioning, and compatibility with Grandstream UCM series IP PBXs for zero-configuration setups. When paired with the DP755 base station, the handset offers up to 400 meters outdoor range and approximately 50 meters indoor range.

This combination of rugged design, advanced telephony features, and extended battery life makes the Grandstream DP735 the perfect choice for mobile VoIP communication in tough environments.