REMAX RB-S6 Wireless bluetooth Neckband Earphone Shocking Magnetic Adsorption Stereo Sport Headphone with Mic

Features: HD stereo sound offers you incredible sound experience with deep bass and crystal clear treble. bluetooth 4.1 connection, wide compatibility and more stable signal. Built-in microphone for hands-free phone calling. Built-in precision vibrator, timely and accurate vibration when calling, reminding you to answer the phone. Built-in integrated magnets can put the earphone around the neck together when you not using the earbuds. Soft and ergonomic silicone earbud, comfortable to wear Suitable for running, jogging and other outdoor activities Specification: Color: Black, White bluetooth Version: V4.1 (A2DP,AVRCP,CVC) Battery Capacity: 160mAh/3.7V(Rechargeable lithium battery) Frequency Response Range: 50-10KHz Working Time: about 7 hours Charging Time: about 2 hours Standby Time: about 200 hours Transmission Distance: 10m Sensitivity: 105+/-3dB Headphone impedance: 16 Charging Voltage: 5V-125mA Rated power: 5mW SNR: 90dB Size: 140*190*12mm Compatible With: bluetooth 4.1 enabled smartphones and tablets Package Included: 1 x Headset