T4S is the advanced version of Turbine 4th generation, and it has been improved in terms of details and sound quality. It adopts Titanium made 57 mm drive unit and VFT technology, making bass (base) powerful. The T4S rotates 90 degrees in the lateral direction and is thin and flatly stored with the thinness of the headband. Noise canceling function A built-in microphone built in the headphones picks up ambient environmental noise (train running noise, air conditioner blowing sound, refrigerator motor sound, airplane engine sound, mainly noises of 300 Hz or less) It will cancel out the noise by producing the opposite phase sound. * Not all the noise disappears. Effects may not be obtained for sudden noise or high-pitched noise. With the noise canceling function, even if there is noise in the surroundings, it sounds quiet. USB Type-C Terminal USB Type-C is a new connector standard that was adopted by “USB 3.1” as the next generation standard of USB. High performance USB Type-C cable is convenient without front and back. T4S comes with a dedicated USB Type – C – 3.5 mm stereo mini plug cord. Fast charging takes only 1.5 hours, charging can be completed. Even in low electricity condition, it can charge quickly. Charging for 10 minutes, you can play music for 3 hours and talk time. Specification Bluetooth specification: Bluetooth 4.2 Transmission distance: 10 m (no obstacle) Frequency range: 2.4 GHz – 2.48 GHz Corresponding profile: A2DP, AVRCP, HSP, HFP Sound frequency analysis degree: 24bit / 48KHz Driver unit: 57mm Impedance: 16? Carrier Frequency: 15-25 KHz Sensitivity: 116 dB Standby time: Approximately 650 hours Music playback · Talk time: About 16 hours Music playback · Call and ANC running time: About 16 hours ANC working time: About 16 hours Charging time: Approximately 1.5 hours operating Environment: temperature – 10 ? – 50 ? humidity 0 – 95% Charge voltage: 5 V Charge current:> 500 mA Energy consumption: 25 mw + 25 mw
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