Sound Intone BT-16 4D Stereo Foldable Wireless bluetooth Earphone Heavy Bass Headphone Headset

Features: 1. 4D surrounding sound effect, bring shock music and stereo sound. 2. Built-in clear microphone, enjoy a call. 3. Foldable design, convenient to store or carry out. 4. Multi-way to play music, you can listen to music from TF card or AUX-in connection. 5. With rechargeable 400mAh battery, play music for about 8-10 hours. 6. Selected good quality soft earmuff. Give a comfortable experience. Specification: Model Number: BT-16 Optional Color: Black, Gold, Silver, Black&Red. bluetooth Version: 4.1 Microphone: Yes TF Card: Support AUX-in: Support Battery Capacity: 300mAh Music Time: 8-10 hours Talk Time: 9-11 hours Sensitivity: 105dB3dB Frequency Response: 20Hz-20kHz Drive Unit: 40mm Package Included: 1 x Wireless bluetooth Headphones 1 x USB Charging Cable 1 x Audio Cable 1 x User Manual