Marshall Major IV Fragrance Heart Rate: Yes

Heart Rate: Yes

Battery: 200mAh polymer lithium battery

Bye bye mealtime stress

and sophisticated compositions

Compact & Stylish Design: Blends easily into any home or office décor

Marshall Major IV Fragrance Heart Rate: YesMore Product Information MAJOR IV Meet Major IV, the iconic headphones from Marshall with 80+ solid hours of wireless playtime, wireless charging and a new, improved ergonomic design. With more than three full days of power, you can stop worrying about your headphones dying on you when you need them. Custom tuned dynamic drivers deliver roaring bass, smooth mids and brilliant treble for a rich, unrivalled sound that youll never want to turn off.