Sennheiser Wireless Headphones Bluetooth HD 450BT Black Noise Canceling Low Latency AAC Bluetooth Voice Assistant Cooperation Smart Control App

------------------------------------------------------------------------------------------------------------------ 【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. ------------------------------------------------------------------------------------------------------------------ In addition to the traditional Sennheiser sound, this is a brushed-up model of the HD4.50BTNC, which supports the apt-X codec, high quality reproduction, and supports the AAC codec, and has won the highest domestic VGP award for high sound quality even for iPhone users. Sennheiser's well-established and straightforward noise canceling effect. Natural music reproduction without sacrificing the texture of voices and instruments. Compatible with Apt-X LL codec, it uses stress-free Bluetooth 5.0 & Class 1 to prevent audio lag when watching movies or playing games, providing stable connection performance. It supports multipoint, so you can simultaneously standby with your work and private smartphones and PCs. A reliable life for commuting to school or traveling.A 2-hour charge allows for 30 hours of continuous use.The charging cable uses USB Type C, and can be quickly charged and folded into a compact size, allowing you to enjoy music anytime, anywhere. Hands-free calling available Voice assistant compatible with Siri and Google ・Dynamic sealed type ・Sensitivity: 108dB (1kHz/0 dBFS) ・Frequency characteristics: 18-22,000Hz (-10dB), Mass: Approx. 238g, Technical Conformity Mark certified product Frequency band used: 2.4GHz USB-C charging cable Country of origin: China