The DP42 is a Navigator IP phone that supports up to 16 SIP accounts. It features a 5.0-inch 800x480 resolution backlit color LCD main screen and a 2.4-inch 240x320 resolution backlit color LCD secondary screen. Supporting advanced voice codec algorithms, the DP42 Series delivers high-definition voice quality. It is equipped with programmable keys, making it suitable for professional users such as supervisors, receptionists, dispatchers, agents, and secretaries/assistants.

The DP32 is a leading IP phone that features a 5.0-inch backlit color LCD screen. With intelligent noise reduction technology and soundproof cover technology, it provides users with exceptional high-definition voice quality. The phone also comes with programmable keys, enhancing office collaboration efficiency. The DP32 Series is designed for professional users such as executives, receptionists, dispatchers, agents, and secretaries/assistants.

The DP22 is a classic IP phone that supports the registration of 6 SIP accounts. It features a 2.4-inch 320x240 resolution color LCD screen with backlight, advanced voice codec algorithms, and intelligent noise reduction technology. The DP22 Series delivers high-definition voice quality and is suitable for ordinary employees, front desk staff, operators, secretaries, and assistants.

The DP21 is a classic IP phone that supports the registration of 2 SIP accounts. It features a 2.3-inch 132x64 resolution backlit black-and-white dot matrix LCD screen, advanced voice codec algorithms, and intelligent noise reduction technology. The DP21 Series provides users with high-definition voice quality and is suitable for ordinary staff, front desk, and secretary/assistant positions.