Specification of D44 series chairman and delegate unit

Power                   DC24V

Unit interface      DIN8P interface

Power                   3W

Headset output  9dBu,8-32Ω,3.5mm mini jack

Speaker power   2W

Microphone type          Capacitive diaphragm Point  heart-shaped

S/N                                  >80dB

Crosstalk attenuation  >80dB

Distortion                       <0.10%

Frequency response     60-8kHz

Equivalent noise            ≈20dBSPL

Maximum SPL               105dB(3% threshold)

Sensitivity                       -22dBv/Pa

Dimensions                    213*145*70mm

Color                                Silver Black