Earmuffs Wireless Headphones for Smartphones Bluetooth Headphones Earmuffs

PRODUCT DESCRIPTION Wireless Headphones for Smartphones Bluetooth Headphones Music Hot Headphones Bluetooth Headset Smartphone Ear Protection Earmuffs for HTC 100% new and high quality! Cotton blend material, stylish, warm in the winter to answer the phone. Set the MIC for your phone to talk directly to your audio device so that you can answer your speakerphone from your device. Built-in lithium-ion rechargeable battery, charging through the USB cable, long standby time. Product Specifications: Bluetooth version: V3.0 + EDR Frequency: 2.4026GHz-2.480GHz Transmission distance: 30 feet or less MICROPHONE transmission distance: ≤ 2m Lithium-ion battery: 3.7V / 120mA Charging time: 2.5 hours Standby time: 60 hours Continuous working time: about 4 hours   Note: Depending on the monitor, the image may not reflect the actual color of the item. Thank you!