Plantronics Blackwire 3310 with Boom Mic for Connecting To PC or Mac Works with Teams and More - - Wired, Mono-headset - USB-A - (certified), Zoom,

---------------------------------------------------------------------- 【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. ---------------------------------------------------------------------- [Connection destination] Easily connects to a PC or Mac via USB-A. Certified for use with Microsoft Teams and compatible with other major collaboration and voice platforms. Perfect for: Professionals who demand premium audio quality, plug-and-play simplicity, reliability, and value. Audio performance: Clear, natural, rich audio with wideband audio, flexible noise-canceling microphone, and enhanced digital signal processing (DSP). SoundGuard: Acoustic restriction that protects from sounds over 118dBA. Comfort: Padded headband and soft foam ear cushions. Fully adjustable with 180 degree pivot speaker and flexible microphone boom. Global Warranty & Wearing Style: 2 years, single ear/mono overhead headset.