2-in-1 Wireless & Wired Over-Ear Headphone: This headphone supports the AUX-IN mode and Bluetooth-enabled mode. Build wired connections in the AUX-IN mode and support audio devices with 3.5mm audio jack.
Hi-Resolution Audio Certified: 40mm titanium driver provides the ultimate HD sound. Comply with the High-Resolution Audio standard (24-bit/96kHz) and provide sound quality much better than CDs (16-bit/44.1kHz). Compared to traditional headphones.
Active Noise Cancellation: Adopt the dual microphone design with one built-in ANC microphone on the right side. ANC technology gathers surrounding noises and intelligently produces opposing signal to eliminate up to 90%.
No Battery Limitation at AUX-IN Mode: Conventional wireless headphones cannot work at the low battery situation, even if the wired connection has been built up. This headphone supports wired connections even.
Powerful Wireless Function: Adopt wireless 4.1 CSR 8645 AptX technology for HD quality stereo sound. Support multi-device connection and enable you to connect two Bluetooth-enabled devices simultaneously.
Overview dodocool  2-in-1 Wireless ANC & Wired Hi-Res Audio Headphone enables you to enjoy high-quality stereo audio and hands-free phone calls. It is able to reduce distracting ambient noise with active noise  cancelling  (ANC) and provide a comfortable listening environment in areas with high ambient noise. It can be used both wired via the 3.5mm AUX-IN audio cable and also via the wireless 4.1 CSR 8645 AptX within a 33-ft range. The sign of aptX standard requires CSR8645 or advanced chip. This earphone supports aptX wireless transmission to deliver high-fidelity stereo sound quality with low latency. You can enjoy the Hi-Res Audio certified sound reproduction in the AUX-IN mode. The built-in rechargeable 270 mAh lithium polymer battery provides up to 14 hours of battery life in the wireless mode.  Features Powerful Wireless Function Adopt wireless 4.1 CSR 8645 AptX technology for HD quality stereo sound. Support multi-device connection and enable you to connect two Bluetooth-enabled devices simultaneously. Display the battery level of the headphone on your iPhone. Long-lasting Working Time Provide up to 14 hours of playtime with a full charge. If there is no connection within 10 minutes, the headphone will automatically shut down to save the battery. The LED indicators display the connection status, charging status, battery level status  and  ANC status.  Easy to Use Designed with multiple control buttons. Enable you to adjust the volume, control media playback, answer/reject/transfer/end calls easily. The huge L and R signs allow you to wear it correctly and comfortably. These signs highlight the left and right stereos, which make it easy to distinguish. Comfortable Wearing Experience Premium ear pads stay softly over your ear while the adjustable headband fits your head perfectly. The earmuffs and the headband adopt the same leather materials, which are more durable than the genuine leather. Quilted pattern design under the headband reduces friction, extends the service life and improves comfort. Provide an incredibly comfortable wearing experience all day long.  Foldable and Compact Lightweight  and folding design makes it extremely easy to carry around. Come with a zippered EVA carrying bag, very convenient for travel or outdoor activities. Specifications Brand: dodocool Material: ABS + Aluminum alloy Color: Black Wireless chip: CSR 8645 Wireless version: V4.1  Profile support: HSP, HFP, A2DP, AVRCP, CVC6.0, AptX Wireless distance: 10m Working hours: Up to 14 hours Charging time: Approx. 2.5 hours Output S.P.L.: 105±3dB at 1kHz Automatic shutdown time: Approx. 10 minutes Speaker frequency response: 10Hz-45kHz Normal impedance: 32Ω Normal power rating: 20mW  Maximum input power: 30mW Ambient temperature: -40~60℃ Certifications: FCC-ID, CE-RED, RoHS, Telec, Hi-Res Audio Item size (unfold): Approx. 7.28 * 2.95 * 7.87 in / 185 * 75 * 200 mm  Item size (fold): Approx. 7.28 * 2.95 * 5.71 in / 185 * 75 * 145 mm  Item weight: Approx. 10.30oz / 292g Package size: Approx. 7.87 * 6.30 * 3.15 in / 200 * 160 * 80 mm  Package weight: Approx. 20.71oz / 587g Package includes 1 *  dodocool  2-in-1 Wireless ANC & Wired Hi-Res Audio Headphone 1 * Micro-USB to USB Cable 1 * AUX-IN Cable 1 * Carrying Bag 1 * Instruction Manual (English, French, German, Spanish, Italian, Japanese, Chinese)