Key Features:- This wireless phone headset is perfect for everyday use with compatible electronic devices- Black on-ear design with high-comfort ear pads- Bluetooth for wireless use- Phone headset captures audio cleanly at frequencies of 150Hz-6800Hz- Impedance: #30 Ohms- Rechargeable battery provides up to 30 hours of working time

Key Features:- Dual-Sided Stereo Sound- UC Optimized- MS Teams & Skype for Business Certified- Connects to PC Softphones & Smartphones- Ultra Noise-Canceling Boom Microphone- EPOS Voice & Sound Technology- Up to 82' Wireless Range- Up to 15 Hours of Talk Time- Magnetic Charging Base Included- Pair to 2 Devices with Multipoint

Key Features:- Single-Sided Mono Sound- UC Optimized- MS Teams & Skype for Business Certified- Connects to PC Softphones & Smartphones- Ultra Noise-Canceling Boom Microphone- EPOS Voice & Sound Technology- Up to 82' Wireless Range- Up to 15 Hours of Talk Time- Magnetic Charging Base Included- Pair to 2 Devices with Multipoint

Key Features:- This wireless phone headset is perfect for everyday use with compatible electronic devices- Black on-ear design with high-comfort ear pads- Bluetooth for wireless use- Phone headset captures audio cleanly at frequencies of 100Hz-10000Hz- Impedance: #46 Ohms- Rechargeable battery provides up to 46 hours of working time

Key Features:- Active noise-canceling- Compatible laptops via USB adapter, Bluetooth-enabled desk phones, mobile phones, tablets, and smart watches- Works seamlessly across PC, mobile phones, tablets, Bluetooth-enabled desk phones and smart watches- Smart sensors answer calls by simply putting on the headset, mute by taking the headset off and pause music for incoming calls- Enhanced voice alerts announce caller ID, mute and connection status, talk time level- On-demand active noise canceling (ANC) so you can focus on your call or work- Precision tuned triple-mic with enhanced digital signal processing (DSP) for superior background noise canceling- High-quality stereo design provides hi-fi stereo sound and a more immersive experience- Dynamic Mute Alert senses and alerts you when you try to talk when muted- Leatherette ear cushions wrapped around pillow-soft memory foam- Cushioned metal headband provides durability while maintaining a comfortable, secure fit- Easily take the headset on the go with folding ear cushions and included carrying case