Foldable Compact Bluetooth Wired Headset Stereo HiFi Music Headphone Support TF Card, Ear Bluetooth Earpiece Wireless Headphones Noise Reduction Earphones with Mic for Business/Driving

Features: 1. Easy to Adjust: Rotatable ear cup and adjustable headband, easy to adjust to fit your head, comfortable wearing for all day. 2. Foldable & Compact: Simple style, lightweight, and it can be folded to compact size, easy to carry. 3. Comfortable Wearing: Using skin-friendly earmuffs pads, so soft and breathable, so you will feel much more comfortable when enjoying movies or music. 4. Support for playing MP3 songs stored in TF card. 5. Support external LINE-IN all audio input, FM automatic search, EQ sound switching function. Specification: Output power: 20mw*2, 20MW* 32? Maximum output distortion: ?1% Type: wired headset Signal to noise ratio: 93dB Sensitivity: 103dB ± 3dB Input voltage: DC 5V Working voltage: DC 3.7V Package List: 1 * Headphone