EPOS Sennheiser MB Pro 1 UC ML Mono Bluetooth Headset (inc Charging Stand) - USB Dongle Included - Seamlessly switch calls between 2 Bluetooth devices - Frequency Response (Microphone): 150 - 6800 Hz - Frequency Response (Headphones): 150 - 15,000 Hz - Ultra Noise-Cancelling Mic - Charge Time: 0-50% in 40 minutes - Up to 15hr talk time - Up to 25m Range (device dependant) - Bluetooth v4 / supported profiles: HSP 1.2 + HFP 1.6 + A2DP 1.2 - 2 Years Limited Warranty

Manufacturer Warranty: 2 Years Limited Warranty

Manufacturer Contact Info: https://www.eposaudio.com/en/au,

Premium, single-sided, Bluetooth® headset with dual-connectivity for mobile devices and PC/softphone. Both UC optimised and Skype for Business Certified – discover high-quality, natural-sounding communication in the office and on-the-go.