Additional Details ------------------------------ Product description: BLACKWIRE 8225 Is your open office affecting productivity? Help teams keep noise out and focus-with the Poly Blackwire 8225 premium headset. Conversations stay clear and private with the flexible, noise-canceling microphone enhanced with Acoustic Fence technology. And users have less distractions with the built in on-call indicator. Users can customize their experience by adjusting the hybrid active noise canceling (ANC) to suit their environment. So sound quality for calls and stereo music is premium. And the fit is, too-lightweight and comfortable, designed for wearing all day. Flexible, noise-canceling microphone with Acoustic Fence technology. Advanced hybrid active noise canceling (ANC) with three settings to optimize. Lightweight design (.41 lbs/186 g). Fully adjustable headset with 180 pivoting speakers. Choose the variant for your device, USB-A or USB-C. Microsoft Teams version with dedicated Teams button for instant access.PREMIUM CORDED UC HEADSET | BENEFITS Block disruptions from close talkers and environmental noise with the flexible, noise-canceling microphone enhanced with Acoustic Fence technology. Optimize audio comfort and quality with advanced hybrid active noise canceling (ANC) by choosing between three settings. Prevent interruptions by coworkers with the on-call indicator that lets others know when you're on a call. Audio is always exceptional for both calls and media with enhanced bass response . Manufacturer: HP Inc. Manufacturer Part Number: 7E2K8AAABA. Brand Name: Poly. Product Line: Blackwire 8225. Product Name: Blackwire 8225 Headset. Packing: Box. Product Type: Headset. [Technical Information] Connectivity Technology: Wired. Cable Length: 7.10 ft. Sound Mode: Stereo. Impedance: 32 Ohm. Minimum Frequency Response: 20 Hz. Maximum Frequency Response: 20 kHz. Features: Dynamic EQ. Acoustic Fence Technology. Hearing Protection. S