Yyk525 User Manual Exclusive -

若您遇到连接异常、杂音干扰或无法配对的情况，请执行硬件重置操作：

Launch the settings menu on your smartphone or tablet. Toggle Wireless/Bluetooth discovery to . " from the available local peripheral list. yyk525 user manual exclusive

A: Yes. The precision voltage reference (VREF) is constantly heated to 45°C to maintain thermal stability. This is a sign of a high-quality unit, not a defect. A: Yes

The internal architecture of the YYK-525 balances lightweight comfort with an extended battery lifecycle. Technical Specification Details Bluetooth V5.1 + EDR for ultra-low latency Supported Protocols A2DP, AVRCP, HFP, HSP, EDR Transmission Range Over 10 meters (33 feet) with clear line-of-sight Impedance 13Ω ± 10% Frequency Band 2.402GHz – 2.480GHz Earbud Battery 60mAh to 100mAh Lithium polymer battery Charging Case Capacity 500mAh portable power bank storage case Talk / Playback Time Approximately 10 to 12 hours continuous use Standby Duration Up to 400 hours total standby capacity Charge Time ~1.5 hours for the earbud; ~1.5 hours for the charging case Waterproof Class Daily activity protection (sweat, rain, splashing) 🔋 Initial Setup and Battery Management not a defect.