Yamaha unified communications speakerphone USB/Bluetooth compatible black YVC-200B

【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. External interface: USB 2.0 Full Speed ​​(Micro-B), Bluetooth, NFC (near field communication), headset terminal (stereo OUT/monaural IN) Microphone: Omnidirectional microphone x 1 Speaker: 45mm full range speaker x 1 (maximum instantaneous 88dB @0.5m) Frequency band: sound collection 150Hz - 16,000Hz, playback 200Hz - 16,000Hz Sound collection range: Recommended radius within 1m/Maximum radius within 2m *May vary depending on the environment. Power supply: Built-in lithium ion (continuous talk time up to 10 hours), USB bus power drive Compatible OS: Windows 10 (32bit/64bit), Windows 8.1 (32bit/64bit), Windows 7 (32bit/64bit), macOS 10.13, macOS 10.12, Mac OS X 10.11 Included items: USB cable (1.0m), carrying case, quick start guide (warranty included), safety leaflet Warranty period: 2 years Operating ambient temperature (℃): 0~40, Operating humidity (%): 20~85 (no condensation)