Snom A330D Technical Specifications:

Basics and equipment

• Product numbers A330D | Binaural headset | PN 00004598
• Equipment: Ear cushions: 3 axis adjustment, soft leatherette, memory foam filling, designed for full day usage, replaceable
• Headband: padded for long-term comfort, 35 mm adjustable length

Dimensions and weight

• Dimensions (L x W x D, approx.)
• Packaging: 200 mm x 200 mm x 80 mm
• Cable length (approx.) 2.4 m total / 1.4 m from headset to remote control
• 0.95 m from remote control to USB connector
• Weight (approx.) Headset: 220 g

Indicators and keys

• 2 LED indicators on headset
• On the earpiece: 1 dual-colour LED (red / green) for call indication
• On the microphone boom: 1 red LED for mute indication
• Remote control: 5 hard keys in total, 3 backlit
• Mute (with red LED), Volume +, Volume -, Talk (with green LED), Busylight (with red LED)

Keys and user interface

• 29 hard keys in total
• Standard ITU telephone keypad: 12 keys with star and
• Standard ITU telephone keypad: 12 keys with star and
  pound/hash key, backlit
• 2-way (DIR / CID) navigation key
• 2 context-sensitive function keys
• Programmable line / function keys
• 4 keys with green LED
• 4 dedicated audio keys
• Mute, Speakerphone, Volume +, Volume -
• 5 dedicated function keys
• Cancel, Menu / Select, Hold, Redial, Intercom
• Related features

Interfaces and connections

• A330D power options
• USB powering
• Wired interfaces
• 1 USB 2.0 type A connector (remote control side)
• 3.5 mm headset plug (headset side)
• 3.5 mm headset socket (remote control side)

Audio features

• 2 headset speakers
• ETSI wideband
• Fullband audio
• Diameter 40 mm
• Frequency range 20 Hz - 20 kHz
• Headset microphone
• Passive noise cancelling
• Frequency range 100 Hz - 10 kHz
• Sensitivity -55 dB
• 270° bendable, pivotable boom

Interoperability

• Snom IP phones
• Communication software platforms
• Works with: Microsoft Teams, Google Meet, Zoom, Slack, Skype