Cisixin Multifunction Bluetooth 4.0 Wireless Stereo Rechargeable Headphones Foldable Adjustable Headsets for iPhone Laptops Computers Tablets PCs and Other Smartphones

• Gentle Reminder: Depending on your head/ear size/shape, it may be a little tight(become “on ear”) for someone to wear,please take off the headphone every 1-2 hrs to get your ears relax.Microphone only works in the wireless mode;TV and iPod can not be compatible with the bluetooth;the pads can be taken off from the headphones.
• Stereo Sound Quality: With bluetooth 4.0 connectivity, pairing with headphones via bluetooth devices like iPhone 5/5s/6/6s Plus/7/7 Plus iPad LG Samsung laptops computers tablets PCs and other android smartphones.
• 4Mode: Bluetooth / FM / TF / Aux modes. With TF card slot, you can use a micro SD card to play music; FM radio function that lets you listen to radio anywhere anytime. Supports TF card max 32G;HiFi Powerful Bass Stereo Sound: 40mm Titanium Diaphragm Speaker Driver, Tuned By professional team, deep bass stereo sound, enjoy the wireless quality music.
• Intelligent wireless free Speaking: Built-in high-definition sensitive microphone (microphone can only be used in Bluetooth mode), the headphone itself has a response calling phone calls to pick up telephone call. CVC6.0 Noise Canceling: Acoustic echo cancellation and noise reduction reduce ambient noise while speaking effectively, making remote listeners can not hear what you said, like face-to-face conversations
• Multi-Functions: Headphones have several options for listening enjoyment. Built in FM radio, you can use a TF card with loaded MP3 music and listen to the songs directly on your headphones.3.5 mm port for those devices without bluetooth function, built in mic, no need to worry about missing call. Note:the FM radio doesn't has memory function.

Description Tips: 1. Supports TF card max 32G; 2. microphone can only be used with Bluetooth mode, do not use in audio mode because audio cable has no input function. Parameters: Bluetooth: BT 4.0 Working voltage: 3.7V Distortion: 1% Speaker: 32? Charging voltage: DC 5V Frequency response: 20Hz-20kHz Signal to noise ratio: 75dB Call duration: 6h Music player: 8h Standby time:? 30 days Charging time: 5h Package Includes: 1X Bluetooth earphone 1X User manual 1X USB cable 1X Audio line