Expert Features Advanced Noise Cancellation – Equipped with three-mic noise suppression technology for crystal-clear calls, even in noisy environments. Multipoint Bluetooth 5.3 – Connect to two devices simultaneously for seamless transitions between calls, music, and meetings. Extended Battery Life – Up to 31 hours of talk time and 60 hours of music playback on a single charge ensures uninterrupted productivity. Ergonomic Comfort – Lightweight 138g design with adjustable and replaceable earcups for all-day comfort during work or gaming. Double-Sided Boom Microphone – Ensures optimal voice capture and improves clarity for professional calls and online meetings. Customizable Features – Lenovo Accessories and Display Manager software allow you to personalize controls and settings for your workflow. Durable & Reliable – Built for long-term use with premium materials and tested to meet international standards (CE, FCC, UKCA, TUV, etc.). Intuitive Controls – On-ear controls include power, Bluetooth pairing, volume adjustment, call management, microphone mute/unmute, and media playback control. Seamless Connectivity – Wireless operating range up to 30 meters, compatible with Windows 10+, Mac OS, and most Bluetooth-enabled devices. Quick Charge Convenience – Recharge fully in 2 hours via the included USB-C to USB-C cable, minimizing downtime.     Expert Specs Feature Details Model Name Lenovo Wireless Stereo Headset Connectivity Technology Wireless Connection Type Bluetooth 5.3 Battery Capacity 640 mAh Talk Time Up to 31 hours Music Playback Up to 60 hours Microphones 3 mics with ENC, double-sided boom Driver Size 40 mm Frequency Range 20 Hz – 20 kHz Impedance 32 Ω Sensitivity 109 ± 2.5 dB Weight 138 g Charging Time 2 hours Wireless Range Up to 30 m Controls Power, pairing, volume, call, media, mic mute/unmute Compatibility Windows 10+, Mac OS Included Accessories USB-C to USB-C cable Color Black