1, the plastic ear hook, just like wearing glasses, the first headset ear hook according to their adjustment to the optimum state, then insert the ear after the ears at the microphone can suppress the ear. 2. Biological silicone ear cap type, which mainly uses three different types of medium and small ear cap, users can according to their ear, ear caps were arbitrarily chosen to wear, but also has a very strong effect, without worrying about the headphones will fall to ensure comfort for the wearer experience. For product manufacturing drawn very strict, it mainly uses the industry-leading chip CSR British imports, the Japanese import antenna, ALPS switches, Japan's NEC storage, microphone and other luxury full Korea imported materials. And for the manufacturing process through layers and layers of precision test improved, but also highlights the strong stability, high-quality, high-performance advantages of the product. But also to ensure a high-definition voice quality Bluetooth headset and enjoy the quality of HD DVD-like three-dimensional music experience. But also has a good and stable signal reception, even if the phone in your pocket, but also to maintain a clear and stable voice quality. And in terms of performance on the basis of traditional Bluetooth headset, noise canceling headphones also enhanced anti-jamming capabilities, and equipped with an industry-leading CVC4.0 intelligent noise reduction technology, even under great sound in any noisy environment, QCY intelligently adjust the call volume, but also take the initiative to minimize ambient noise, instantly allowing you to enjoy each other and receive calls when the call loud and clear voice effects. Because the other party can no longer hear the sound and feel no need to worry distress. DVD and also answering the phone like moving music, even when there is an incoming call smooth listening, it can automatically convert music pause, you only need to answer the touch of a button, you can easily enjoy the freedom of the call. QCY Bluetooth headset is one of the top ten domestic brands, research and production of wireless Bluetooth communications equipment at the core, but also focus on the development and production of multimedia terminals tech enterprises. This QCY QY7 Bluetooth headset with personalized shape of water droplets, using unmatched tune structural design, get rid of the shackles of cable, the effective area of ??the diaphragm upgrade about 20%, to achieve full strength of voice, high low tri-band IF outstanding balance. Has far more than expected battery life design, high-quality polymer battery saving circuit design combined with a professional for a more lasting power scream. Other aspects: V4.1 Bluetooth version, supports HFP, HSP, A2DP, AVRCP, APTX other models, earhook, 4-5 hours of talk time, 1-2 hours of charging, the transmission range of 10 meters. CSR Bluetooth 4.1 [Import] [international team of professional mixer blade design copy] [pure HD High Definition Stereo Microphone MIC] [import] Product name: QCY QY7 use: earbud Brand: QCY Model: QY7 Bluetooth version: 4.0 Color Category: Cool, fresh black and green white green white orange dreamy blue and gray Mashi outspoken black blue transmission radius: 10m Standby Time: 1 day (inclusive) to 5 days (inclusive) Channel: 2: Support Music