Panasonic RP-HD605NE-K Premium High Resolution Wireless Bluetooth Noise Cancelling Headphones, with Microphone and Voice Control - Black by Amazon.co.uk

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

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

• 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)

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

• Built-In microphone for Smartphone