Bluetooth Earphones Wireless Earphones Ear-hook Type Earphones Earphone Microphone Single Ear USB Charging High Sound Quality Ultra-lightweight Telework 【180° Rotation】 Rotates 180 degrees, allowing free switching between left and right ears and angle adjustment. 《Comfortable Fit》 Can be worn on either the left or right ear and does not interfere with glasses. Ideal design based on ergonomics to minimize the burden on the ears. These are Bluetooth wireless headphones. Compatible with iOS, Android, WP systems, etc., and can be used with Bluetooth-enabled devices. 《Consideration for Safety》 Pairing method: After fully charging (until the blue light comes on), long-press the multi-button until the red/blue lights flash alternately. Search for the Bluetooth device from your smartphone and pair it. Supported communication method: Bluetooth Communication distance: Approximately 10m (maximum) Power supply: Micro USB charging (Standby time): Approximately 100 hours Charging time of the main unit: Approximately 1 hour Continuous playback time: Maximum 3-4 hours Continuous talk time: Maximum 3-4 hours The volume of music and data volume affect the time. Accessories: Earphone main unit, USB charging cable, English instruction manual Color Black Product condition New Shipping is free nationwide, including packaging. 1. Registered mail [Air packing or storage pack] We are very sorry, but you cannot specify. The main unit only will be packed in air packing or cardboard and shipped! #Bluetooth #Wireless #BluetoothEarphones #WirelessEarphones #EarhookType #Earphones #EarphoneMicrophone Single Ear USB Charging High Sound Quality Ultra-lightweight Telework Smartphone Earphones Canal Type EarphoneSmartphone Bluetooth High Sound Quality Headphones Gym With Microphone Hands-free Calling Sports Music Bluetooth Wireless Running Wireless Music Playback Bone Conduction Sports Single Ear Type iPhone android Android Telework Smartphone High Sound Quality Music Earhook Type