Bluetooth 4.1 Impedance: 32Ω±15% at 1KHz Frequency Response: 100Hz-18KHz Lithium Polymer Battery: 3.7V, 55mAh*2 More than 10 meter Driver Unit: 2xΦ6mm Micro USB Charging Plug Sensitivity: 115±3dB at 1KHz 1mW Charging Time: 1.5 Hours Power Rating: 4mW Standby Time: 120 Hours Maximum Input Power: 10mW Working Time: 8 Hours Working Voltage: 2-10V High-Fidelity Sound: Connect your phone or tablet via Bluetooth 4.1 and instantly begin to enjoy crisp, skip-free stereo sound from up to 33-feet away. Incredible Playtime: Provide an impressive 8-hour playtime on a single charge. Comfortable Fit: Included S/M/L eartips and in-ear earhooks ensure a comfortable and secure fit for everyone. Neckband design prevents troublesome wires from tangling during your workout. IPX4-Rated Splashproof: Built for your active lifestyle, SoundBuds are rated IPX Level 4 and can withstand dripping sweat,heavy rain, even a splash from your sports drink!
1x GV18 bluetooth earbuds 3x Secure Fit Wingtips (L,M,S) 2x Silicone Ear Fins (M,S) 3x Silicone Ear Tips (L,M,S) 1x Double Flange Ear Tips (M) 1x Felt Cloth Bag 1x USB Charging Cable 1x User Manual 1x Free Gift
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