Giới thiệu Tai Nghe In-Ear Bluetooth 4.0 Không Dây Mini Cho Samsung Iphone
#Mini #Wireless #Bluetooth #4.0 #Stereo #In-Ear #Headset #Earphone #For #Samsung #iphone Drive: 40 mm Impedance: 32 OHM Bluetooth version: Bluetooth v4.0 + EDR Power Level: CLASS II Output Power: 30mW Bluetooth distance: 10 meters barrier Frequency response: 20-20000 Hz Operating voltage range: 3.0V-4.2V Microphone sensitivity: -42dB with A2DP / AVRCP high-quality stereo audio transmission and remote control protocol Powerful noise noise cancellation circuit (Active Noise Reduction) Wired and Bluetooth automatically switch to support audio input Charging time is about 1 hour (power indicator Charging: blue light lights, fully charged: blue light goes out) Dimensions: Diameter length 20MM. Width 15MM. 18mm high Talk time About 4 hours Music for about 3 hours The standby time is about 3-4 days Charging Power: DC5V Power Interface [the hole] (computer USB port, mobile phone charger, car charger) Compatible: Compatible with Android, Apple, Microsoft, Symbian 99% of with Bluetooth cell phones(IOS cell phone has power display) Color: Black,White,Pink,Beige,Blue