Product details of K2 True Wireless Bluetooth Earphones TWS Earbuds Stereo Music Earpiece Headsfree Headset With Microphone For Iphone Samsung

    New Bluetooth EarphonesTrue Wireless Sports Running Headphones Stereo music Headset headsfree TWS Earbuds fone de ouvido with microphone For all smart phones as iphone7 plus Samsung HTC huawei xiaomi mobile phone computer tablet pc . Specifications: Model: TWS-K2 Product Type: True Wireless (TWS) Bluetooth Stereo Headphone. Bluetooth Version: Bluetooth 4.1 (CSR)+ EDR; Class 2. Supports HSP, HFP, A2DP, AVRCP protocol. Battery Capacity Display, supports for iPhone. Frequency Response Range: 21Hz-18KHZ Operation Range: Up to 10 meters Microphone: Built-in high-sensitivity microphone (-38dB). Impedance: 16Ω Sensitivity: 95dB Degree of distortion: ≤1% SNR ≥95 Headset Battery: 60mAh Rechargeable Li-ion battery Power Bank Box Battery: 1200mAh Rechargeable Li-ion battery Charge Time (for Power Bank Box): About 2.0 hours Music Playing Time: About 3 hours (The Music Volume will affect the time) Talk Time: About 4 hours Standby Time: 120 hours Charge Time:1 ~ 2 hours Package List: 1x K2 True Wireless Bluetooth Headset 1x USB Cable 3x Earbud  

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