Cisco Systems Headset 321 Single Ear Type Noise Canceling Voice Adjustment Ergonomic Design for Comfort Wired USB Cable Connection Online Work (Cisco)

---------------------------------------------------------------------- 【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. ---------------------------------------------------------------------- [Recommended for the following people] With uncompromising functionality such as freely adjustable sound and an ergonomic design that allows you to wear it all day without getting tired, it is ideal for use in online meetings and call centers. [Audio function] Wide frequency range speaker and microphone gain level adjustment allows you to hear your voice clearly 【Noise Reduction】Boom arm and noise canceling ECM reduce noise even in noisy environments. [Various Connection Types] The Headset 320 series offers a variety of models that support various connection types, including RJ-9, USB-A, and USB-C (via a USB-A to USB-C adapter). Find the perfect solution for your work environment. [Included items] Product body, USB connector, headset adapter USB-A to USB-C