The Poly Voyager Surround 85 UC is an over-the-ear Bluetooth headset with adaptive active noise cancellation (ANC). It features a boomless design with 6 built-in microphones for clear audio. The headset offers up to 21 hours of talk time or 24 hours of listen time. It includes a wireless NFC charging stand with an LED indicator and a 1.5 m USB-C cable for power. The design incorporates lightweight carbon fiber, an ergonomic headband, slanted audio drivers, and large ear cushions for comfort. Touch controls manage calls and music playback, and a dedicated mute button is present.