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Headphones Headphone sensitivity: 100 dB Total Harmonic Distortion (THD): 0.2% Headphone frequency: 10 - 30000 Hz Ear coupling: Circumaural Impedance: 80 ? Maximum input power: 1 mW Microphone Microphone type: Not available Packaging content Quantity

Base station Base station colour: Black Battery Fast charging: Yes Charging source: USB Talk time (ANC off): 20 h Input voltage (earpieces): 5 V Battery recharge time: 2.5 h Standby time: 300 h Headphones Total Harmonic Distortion (THD): 0.5% Impedan

The Jabra Evolve2 75 is a professional headset with adjustable Advanced Active Noise Cancellation function for even more concentrated work. Eight precise microphones and an innovative algorithm filter out ambient noise and effectively block unwanted

Battery Continuous audio playback time (charging case/ANC on): 33 h Fast charging: Yes Fast charging time: 5 min Continuous audio playback time (ANC off): 10 h Continuous audio playback time (ANC on): 8 h Charging source: USB Battery charge indicator

Headphones Impedance: 25 ? Headphone frequency: 5 - 30000 Hz Acoustic system: Closed Total Harmonic Distortion (THD): 0.2% Ear coupling: Circumaural Maximum input power: 100 mW Driver type: Dynamic Headphone sensitivity: 97 dB Microphone Microphone t

Battery Talk time (ANC off): 20 h Battery recharge time: 2.5 h Input voltage (earpieces): 5 V Standby time: 300 h Charging source: USB Fast charging: Yes Headphones Driver type: Dynamic Acoustic system: Closed Headphone frequency: 20 - 20000 Hz Ear c

The HP Poly Voyager Surround 80 UC Bluetooth Headset without boom arm delivers rich, clear sound for calls and music. Adaptive ANC and over-ear design help you stay focused and not distracted by the outside world. Six built-in microphones provide cle

The Engage 75 SE makes calls more efficient. It has two high-quality microphones that work together to provide better voice quality. The Engage 75 SE is ultra-light and has intelligently designed angled ear cushions that ensure an optimal fit and hig

Base station Base station colour: Black Base station USB connector: USB Type-C Headphones Magnet type: Neodymium Ear coupling: Circumaural Impedance: 38 ? Driver unit: 4 cm Headphone frequency: 10 - 40000 Hz Total Harmonic Distortion (THD): 1% Headph

Base station Base station colour: Black Battery Charging source: USB Standby time: 300 h Input voltage (earpieces): 5 V Battery recharge time: 2.5 h Fast charging: Yes Talk time (ANC off): 20 h Headphones Noise canceling: Yes Impedance: 20 ? Driver t

Battery Battery recharge time: 2.5 h Standby time: 300 h Fast charging: Yes Charging source: USB Input voltage (earpieces): 5 V Talk time (ANC off): 20 h Headphones Noise canceling: Yes Acoustic system: Closed Headphone frequency: 20 - 20000 Hz Ear c