variable noise canceling headphones for iPod iPhone PHITEK blackbox i12 Battery-free

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer.

[About clocks that synchronize time via radio waves] The function of clocks that synchronize time via radio waves only works in the Japanese area. Please be careful. Variable noise canceling earphones that don't require external batteries! Powered directly from the 30-pin connector of iPhone, iPad, and iPod. Newly acquired [Made for iPhone/iPad]. There is a separate blackbox c20 for Lightning 8 pin connector type such as iPhone5/5s/5c.　Japanese instruction manual and warranty included Reliable PHITEK noise canceling patented technology ANR (Active Noise Rejection), which has a track record of OEM supply to more than 50 airlines around the world (more than 15 million passengers annually), has the world's No. 1 market share for passenger aircraft! Reduces fatigue on long journeys and greatly improves concentration when working or studying while in a vehicle! Earphones use the world's first feedback method! Cuts unpleasant environmental noise by up to 92% to 99%. As a result of taking time to create variable noise canceling without compromise through various field tests during development, these earphones do not require mode switching like other companies' products, always achieve the best sound deadening effect regardless of the type of noise, and have a wider noise protection range than other companies' products. Proprietary technology TNA suppresses the "in-head effect" of pressure on the ear canal when using canal earphones, providing a more open-ear listening environment with a sense of freedom.　Patented technology V3D Sound Stage Rendering realizes immersive high-quality 3D surround sound The ergonomically optimized design provides a comfortable fit that will not cause fatigue even when used for long periods of time. These earphones have a high sound leakage reduction effect and allow you to enjoy music without worrying about sound leakage in your car. *A separate lightning-30 pin adapter is required to use the i12 with a Lightning 8 pin connector type such as iPhone 5/5s/5c. Safe returns ☆ Money back guarantee included! ■ Eliminates the battery box and connects directly to the 30pin dock connector, supplying power from the iPod itself. ■ [Feedback method] High noise cancellation effect, greatly reduces the effects of NC-specific hiss noise, wind noise and directivity, and greatly improves the NC effect in a wider frequency band than other companies' products. (*The NC level of human speech is suppressed for safety reasons) Comes with a convenient monitor switch ■[Compatible with 30-pin dock connector] Compatible with all iPods, iPhones, and iPads that have a 30-pin dock connector. *A separate lightning-30 pin adapter is required for use with iPhone5/5s/5c, iPod touch (5th generation), and iPod nano (7th generation). ■[Used by more than 50 airlines around the world] Compared to commercially available headphones, the required specifications such as NC level, durability, and strength inside passenger planes, which are exposed to harsher environments, are extremely strict, and Phitek is one of the few manufacturers that can meet these requirements. ■[Specifications] ●Model: Dynamic type ●Reproduction frequency band: 20Hz to 20kHz (+/-3dB) ●Sensitivity: 103dB/mW ●Noise cancellation level : 22dB (maximum 92~99%) ●Driver unit diameter: 9mm ●Driver core: Neodymium magnet ●Pop noise suppression function: Yes ●Input plug: iPod 30 pin dock ●Cable length: 130cm ●Cable material: TPE ●Weight: Approx. 25g (including cable) ●Charging: Power supplied from iPod, iPhone, iPad. ●Voltage: 2.7V to 3.3V ●Continuous playback time: Varies depending on the model used, but usually about 30 to 50 hours ●Accessories: Earpieces (S, M, L), dedicated carrying case, Japanese instruction manual/warranty