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Plantronics H31CD is a special modified version of the H31. Plantronics H31CD boost the incoming audio level to make listening easier in noisy environments. Plantronics H31CD (part# 43674-01) is recommended for dispatch operators, air traffic controllers, military, stock exchange, 911 dispatch operators. Retail price $99.95
Key Features:
- Receiver Impedance (ohms, at 1 kHz): 600 ± 150
- Source Drive Impedance (ohms): 600
- 1kHz sensitivity (dBPa/V, ±4 dB): 20.5
- Flexible Eartube style
- Quick Disconnect feature
- Ideal for noisy environments, featuring a complete 6-Size eartip kit.
- Ideal for those who need a comfortable, convenient headset for noisy environments.
- The ultra-lightweight, StarSet headset rests comfortably behind the ear.
- Innovative design
- All day comfort
- Easy on, easy off
Note: This headset requires the Plantronics M22 Vista adapter/amplifier between the headset and the telephone.
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