Freedom from noise & wires Listen without wires & block out unwanted background noise, just hear your favourite music with digital noise cancellation. Noise cancelling made for travel with One Push Artificial Intelligence Noise Cancellation (AINC) analyses background sound & adjusts it for optimal performance on aeroplanes & other noisy environments. Just press & hold the NC button on your headphones to activate it. NFC One-touch for instant connectivity Near Field Communication (NFC) technology makes complex set-up sequences a thing of the past. Simply touch selected NFC-enabled devices to the on-body N-mark for a quick, seamless connection, then start streaming content via Bluetooth connection. No NFC? No problem. You can still manually connect using your deviceâs settings menu. Wireless streaming with Bluetooth connection Wirelessly stream your favourite tracks with a Bluetooth connection. Pair your smartphone or tablet with these Bluetooth-enabled headphones. You can even start your music, skip tracks & control volume directly on the headphones, without touching your device or removing it from your pocket or bag. Listen all day, charge up quickly Keep your music playing all day. A built-in Li-ion battery delivers up to 35 hours of power (depending on your music settings) & is rechargeable via USB (Universal Serial Bus). Quick Charging gives 60 mins of play back from 10 minutes of charge. Hear everything with 40mm drivers Get more from your music thanks to 40mm dome drivers that deliver deep bass & a wide frequency range. DSEE restores detail to your digital music Boost the quality of your compressed music files. When an original music source is compressed, it loses the high-frequency elements that add detail & richness to your favourite tracks. The Digital Sound Enhancement Engine (DSEE) faithfully restores these to produce a high-quality sound thatâs closer to the original recording. Customise your settings with Sony Headphones Connect App for Android Tune your headphones to your perfect sound with the free Sony Headphone Connect App for Android. Adjust audio levels & digital soundfield modes with a range of presets & customisable EQ settings easily from your smartphone. Virtualphones Technology (VPT) simulates outdoor-stage, club, hall, or arena style sound. Headphones become smarter with the Google Assistant The WH-CH700N will be optimised for the Google Assistant with an update. Ask questions, tell it to do things, itâs your own personal Google, always ready to help Easy hands-free calling Speak to your friends without even taking your phone out of your pocket or bag. Enjoy, hands-free calling with the high-quality built-in microphone. Adjustable, slider headband A metal slider means that you can adjust your headphones to the perfect size. Soft oval earpads The soft earpads shape around your ears for a snug, comfortable fit. Swivel design makes travel easy The earcups swivel flat for easy packing in a suitcase or slipping into a bag, so you can transport them securely, wherever you go. Wired to keep music going Keep listening even when your battery runs out. The supplied cable lets you listen anytime, or extend the noise cancelling mode for up to 50 hours of listening. Specifications DRIVER UNIT:40mm, Dome WEIGHT: Approx. 240g S-MASTER HX: No INPUT (S):USB (Micro), Stereo Mini Jack FREQUENCY RESPONSE (BLUETOOTH COMMUNICATION):20 Hz
- 20, 000 Hz (44.1k Hz Sampling) HEADPHONE TYPE: Closed, Dynamic DRIVER UNIT:40mm, Dome FREQUENCY RESPONSE (HZ):7 Hzâ20, 000 Hz 2 FREQUENCY RESPONSE (ACTIVE OPERATION):7 Hzâ20, 000 Hz MAGNET: Neodymium PASSIVE OPERATION: Yes IMPEDANCE (OHM):22ohm (when connecting via the headphone cable with the unit turned on), 48ohm (at 1k Hz) (when connecting via the headphone cable with the unit turned off) NFC: Yes FREQUENCY RESPONSE (HZ):7 Hzâ20, 000 Hz 2 CORD LENGTH: Approx. 1.2m (supplied headphone cable) FREQUENCY RESPONSE (ACTIVE OPERATION):7 Hzâ20, 000 Hz DSEE: Yes FREQUENCY RESPONSE (BLUETOOTH® COMMUNICATION):20 Hz
- 20, 000 Hz (44.1k Hz Sampling) SENSITIVITIES (DB/MW):97 d B/m W (at 1 k Hz) (when connecting via the headphone cable with the unit turned on)98 d B/m W (at 1 k Hz) (when connecting via the headphone cable with the unit turned off) VOLUME CONTROL: Yes CORD TYPE: Detachable Single-sided type CORD LENGTH: Approx. 1.2m (supplied headphone cable) PLUG:L-shaped stereo mini plug (supplied headphone cable) INPUT (S):USB (Micro), Stereo Mini Jack WEARING STYLE: Circumaural NFC: Yes DSEE: Yes S-MASTER HX: No PASSIVE OPERATION: Yes BATTERY CHARGE TIME: Approx. 7 hrs BATTERY CHARGE METHOD:USB BATTERY LIFE (CONTINUOUS MUSIC PLAYBACK TIME): Max 35hrs (BT NC) BATTERY LIFE (WAITING TIME): Max 200hrs (BT: ON / Noise Canceling: OFF) BLUETOOTH VERSION: Version 4.1 EFFECTIVE RANGE: Line of sight approx.30ft (10m) FREQUENCY RANGE:2.4 G Hz band PROFILE:A2DP, AVRCP, HFP, HSP SUPPORTED AUDIO FORMAT (S):SBC, AAC, apt X, apt X HD SUPPORTED CONTENT PROTECTION:SCMS-T NOISE CANCELING ON/OFF SWITCH: Yes AUTOMATIC AI NOISE CANCELLING: Yes PERSONAL NC OPTIMIZER: No ATMOSPHERIC PRESSURE OPTIMIZING: No AMBIENT SOUND MODE: No QUICK ATTENTION: No