Sennheiser HD 350BT Wireless Headset Black (508384) is an over-ear wireless headphone designed for everyday use. It offers up to 30 hours of battery life for long listening sessions. It supports AAC, aptX, and aptX Low Latency codecs for high-quality and low-latency audio. Dual beamforming MEMS microphones ensure clear voice calls. A dedicated Siri/Google Assistant button enables easy voice control. The Smart Control app allows software EQ customization, while Podcast Mode enhances speech clarity. It features touch controls on the earcups, a compact foldable design, and soft cushioned earcups and headband for comfort.