characteristics: BT Headset Sunglasses perfectly combines polarized sunglasses with BT 4.1 + EDR headset. Polarized glasses reduce glare and filter light effectively protect your eyesight. Fashion glasses frame uses high quality materials. lightweight flexible and durable. BT headphones bring you great listening pleasure. Compatible with almost all BT-enabled audio devices. With built-in microphone, supports hands-free calls, easy to answer and end calls. Suitable for outdoor activities such as cycling, fishing. driving, climbing, playing golf, etc. Specifications: BT version: BT 4.1 + EDR Class 2 BT profiles: A2DP AVRCP headset Operating distance: 10m (without obstacles) Frequency response: 20-20KHz Sensitivity: 95dB Impedance: 32Ω Battery capacity: 3.7V / 110mAh Music playing time: about 4 hours Talk time: about 5 hours Charging time: about 2 hours. Charge voltage: DC 5V 500mA Charging port: micro USB port Black Main Item Size (Folded): Approx. 14.0*5.2*3.8cm Main Item Weight: 26g Package size: 15.6*6.2*3.6cm Package Weight: 61g Package list: 1 * BT sunglasses 1 * wired earphone 1 * cleaning cloth 1*USB cable 1 * carry bag 1 * English/Chinese User Manual
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