TuneActive STN-444 In-ear Style Bluetooth Sport Headset has the Latest Bluetooth 4.1 Technology and Noise Reduction & Echo Cancellation technology, that ensures High-fidelity Stereo Sound and Clear Speech. Great In ear style bluetooth headphone for sports; Around the ear hook makes you feel more comfortable and stable while Exercising, Running, Climbing, Driving, Skating, Camping, Fishing or any Other Outdoor Sports. Features:Ultra light weight for all day comfort;Noise reduction & echo cancellation;Version 4.1+EDR Operation range 10M Talk time Up to 5 hours;Micro USB charging. Specifications: Model Number: STN-444 Bluetooth Version: V4.1+EDR Bluetooth Profiles: Headset, Hands free, A2DP, AVRCP Working Distance Range:up to 10 meters Speaker Diameter: 10mm Speaker Impedance:32 Speaker Frequency Response: 2000Hz Frequency Response: 20Hz-20KHzSensitivity:85dB+/-2dBBattery:3.7V/60mAh Charging Port: Micro USB Charge Voltage and Current: DC 5V 500mAh Charging Time: 1.5 H Work Time:Music state 2H/Talking state 4H Standby time: ?45H Package list: 1 x STN-444 Bluetooth Earphone 1 x USB Charging Cable 1 x User Manual 1 x Pair of Ears Caps
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