Gator Cable Wireless Bluetooth Over-Ear Headphones Stereo Bass Sound with Built-In: Microphone, FM Radio, TF Card Reader, Rechargeable, Incoming Phone Calls Color: Black Specifications:Bluetooth Version: 5.0Emission Range < = 15mBattery : 3.7V/350mAhCharging Time: 1-2 hoursSupports all Mobile Phones BluetoothSupports Music Player and Phone Calls3.5 mm Audio Jack for Optional Wired HeadphonesFM Radio Audio Full FM Radio Frequencies: 87.5 - 108 MHz TF Card Reader for MP3/WMA Player Features:Immersive Stereo SoundDesigned for an excellent listening experience, Bluetooth headset with CSR chip and around-ear cushion design can provide robust, immersive and Hi-fidelity sound.Advanced CompatibilityThe Bluetooth headset can easily and quickly connect with smartphones, tablets, TVs and other Bluetooth devices within 33 feet, bringing you crystal clear sound effect. Compatible with iPhone, iOS, TV, laptop, PC, iPad and other Bluetooth devices.Foldable and Portable DesignThe foldable design makes it easy to store them when not in use or during travels. The stainless steel slider headband allows you to find the perfect fit and provide excellent durability.Dual Mode Wireless & WiredIn the wireless mode: With a built-in 350mAh battery which provides 12 hours' continuous wireless playback and let you get rid of the tangled cables on the move; In the wired mode: Used as a wired headphone with an audio cable.Convenient and PracticalWireless & Wired dual mode make you enjoy your music anywhere. Comes with extremely soft Memory-foam ear muffs ensuring lasting comfort when you using this wireless headset. The Volume control makes it easier to pick up any incoming calls. Never worry about a missed phone call. Included in Package:1 x Wireless Bluetooth Headset1 x Micro USB Charging Cable1 x Packaging Box1 x User Manual