Panasonic RP-HD605NE-K Premium High Resolution Wireless Bluetooth Noise Cancelling Headphones, with Microphone and Voice Control – Black

Built-In microphone for Smartphone

High resolution audio with wired connection (as well as being Bluetooth wireless) which allows you to hear the subtle details in the music

Bluetooth wireless high definition sound which reproduces the subtle ambient acoustics within the music

Up to 20 hours battery life, playback for 120 minutes with only a 15 minute quick charge

Noise cancelling for an immersive experience with three levels of cancellation.Sensitivity (dB/mW)(Power off, with cord): 99 dB / mW. Frequency response (with wired connection): 4 Hz – 40000 Hz, frequency band (with bluetooth): 20 Hz – 40000 Hz (*LDAC 96kHz/990kbps)