• Noise reduction level of up to 31 dB (SNR). • Bluetooth technology for streaming music and content from mobile devices. • Integrated microphone for making and receiving calls without removing hearing protection. • High-fidelity speakers providing superior sound quality. • Wireless and antenna-less design for greater freedom of movement. • Operation via rechargeable lithium-ion battery. • Wireless and wired connectivity available. • Headband style in black and yellow color.