DYNAMIC SOUND PROTECTIVE EAR PLUGGS Versatile use, e.g. with smartphones, Bluetooth 4.0, separate AUX input, battery life up to 38 hours, compliant with EN 352, SNR 29 Bluetooth headphones for safe working at high volumes For experienced users and demanding professionals Seamless connectivity via Bluetooth 4.0 e.g. with smartphone Separate AUX input and long battery life Padded temples with soft cushions for a comfortable fit CODE ORIGINAL: 00008840519 0000-884-0519 STIHL MN