The BuddyPhones Play wireless headphones comes packed with four distinct SafeAudio listening modes: 75dB / 85dB / 94dB and StudyMode. The patented StudyMode produces crisp, clear vocals, perfect for studying or watching lessons. It can connect wirelessly with 18 hours of battery life, or use it wired when the batteries are low. The built-in microphone and control buttons on the headphones makes answering calls and changing tracks super convenient. Certified by first-tier global testing labs like TÜV and UL, making sure they are compliant with all key safety and environmental standards like RoHS, REACH, PROP65.