Snom A330M Wired On-Ear Monaural Headset with Noise-Cancelling Microphone

For call center agents and office professionals who need reliable, all-day voice communication, the Snom A330M delivers clear audio in a lightweight monaural design. The on-ear headset connects via Quick Disconnect (QD) to compatible Snom IP phones, keeping one ear free for ambient awareness while the noise-cancelling boom microphone focuses on your voice.

Key specifications

• Wearing style: On-ear, monaural (single earpiece)
• Connectivity: Wired, Quick Disconnect (QD) connector
• Microphone: Noise-cancelling, flexible boom arm
• Headphone frequency response: 20 - 20,000 Hz
• Microphone frequency response: 100 - 10,000 Hz
• Headphone impedance: 32 Ohm
• Headphone sensitivity: 100 dB SPL @ 1kHz
• Microphone sensitivity: -42 dBV/Pa
• Adjustable headband with foam ear cushion
• Cable length: 1.2 m
• Colour: Black

Why choose it

The A330M is built for intensive daily use in professional environments. Its noise-cancelling microphone reduces background noise, ensuring your voice is transmitted clearly even in busy offices. The monaural design keeps one ear open for colleagues or ambient sounds, and the adjustable headband provides a comfortable fit throughout long shifts.

Ideal use cases

• Call center agents handling high call volumes
• Office workers using Snom IP phones for frequent calls
• Receptionists needing hands-free communication with one ear free
• Any professional requiring a durable, wired headset with QD connectivity

Good to know

The headset is designed for Snom IP phones (D3xx, D7xx, D8xx series) with QD interface. The foam ear cushion is replaceable for hygiene and extended product life.