Eye mask for relaxation confortable with Bluetooth and headphones.

Description

SPECIFICATIONS Brand Name: Nine7 Style: Headphone Vocalism Principle: Dynamic Origin: Mainland China Active Noise-Cancellation: Yes Material: Plastic Control Button: No Communication: True Wireless Volume Control: Yes Category: Earphones & Headphones Impedance Range: up to 32 Ω Wireless Type: bluetooth Is wireless: Yes NFC Technology: no Bluetooth Version: 5.0 Charging Method: cable Function: Common Headphone Function: For Mobile Phone Function: HiFi Headphone Function: Sport With Microphone: Yes Features: With Microphone Features: Active Noice Cancelling Feature 1: Bluetooth Earphone Headband Feature 2: Bluetooth Eye Mask Headphone Choice: yes Bluetooth Wireless Headphones Sleep Eye Mask Headset Soft Elastic Comfortable Sports Headband Bluetooth Music Earphone usage method: 1. Press and hold the Bluetooth headscarf for 5 seconds to turn it on (the key in the middle) 2. Turn on the mobile Bluetooth device 3. Select the Bluetooth name as "BT-01" 4. Select "Confirm" pairing 5. Press the middle button of Bluetooth headscarf to "play" 6. "+" key is the next song 7. "-" key is the previous song 8. Double-click the middle key to make a call 9. Press and hold power off