YYK520 Second Generation Single Business Ear Hanging Life Type Hours Ear Reduction Battery He H3Z9 810 Noise Bluetooth is a compact singleear Bluetooth headset designed for business use. The second generation design features an ear hanging profile for secure, discreet wear and dependable hands operation in daily work life. The device is associated with the model H3Z9 and offers up to 810 hours of use on a full charge with Bluetooth connectivity for wireless calls and audio. Key benefits Hands communication: Bluetooth connectivity enables calls and audio without holding the phone. Discreet, secure fit: singleear, ear hanging design suitable for professional environments. Long operating life: 810 hours of use on a full charge helps for extended work sessions. Business orientated: intended for singleear use in professional settings where one ear remains open to surroundings. Clear audio during busy days: designed to provide reliable sound for conversations and audio content. Key attributes Functionality: wireless Bluetooth headset for phone calls and audio streaming. Compatibility: works with Bluetooth enabled devices such as phones, tablets, and computers. Size and design: singleear, ear hanging construction for compact and unobtrusive wear. Material: not specified in the product title; material details are not disclosed in this specification. Performance: designed to deliver reliable wireless connectivity and extended battery life suitable for business use. Model/variant: second generation YYK520 with H3Z9 specification reference. Battery life: 810 hours of operation (as indicated by the title components). Use cases On the move professional: answer and conduct calls while commuting or traveling without holding a device. Desk work and meetings: participate in remote meetings or conference calls while keeping hands . Reception or frontdesk setting: discreetly manage calls while assisting visitors and coordinating workflow. This description reflects the brand, model, features, and implied capabilities from the product title while presenting information in a clear, customer friendly format suitable for decision making.