Product description: 1> Designed Multi-Functional for variety use: Bluetooth V5.3 + MP3 function + FM Radio support stereo music playing, phone calling... 2>Support all audio devices ,as long as it has Bluetooth capability, such as cell phone, tablet PC, laptop, computer ect. 3>3.5mm audio jack, provides a simple wired connection of a variety of devices without Bluetooth. 4>Allow you to answer or reject phone calls anytime and anywhere. 5>Built-in rechargeable Lithium battery lasts up to 20 hours of music playing time and 360 hours standby 6>With ergonomical design,big earcup for comfortable to wear, lightweight no pressure for the head. Foldable and adjustable length hinges headphone is best choice for travel, sport and daily use by Unisex Kids, Teens and Adults. Specification: 1>Bluetooth Version: V5.3 2>Frequency:2.40Ghz-2.48Ghz 3>Power: ≤ 4 dBm, class 2 4>Effective range: 10 meters 5>Frequency response: 20 Hz - 20 KHz 6>Bluetooth mode support:A2DP 1.2, AVRCP 1.0, HSP, HSF 1.5 7>Voltage:3.7VDC (built-in 400MAH rechargeable battery) 8>S/N rate: 70 dB 9>Play time: 20Hours, Charge time: 2.5Hours, Standby time: 360Hours 10> Charge port: mini 5-pin USB charging interface 11>operate temperature:-4 ~ +131°F(-20 ~ +55°C) A Variety of Colors Choices: Redblack Blueblack Greenblack Redblack Rosegoldblack Goldblack Pinkblack Pinkwhite OrangewhiteBluewhite Greenwhite Redwhite Goldwhite Rosegoldwhite FAQ: 1.How to charge this headset? Connect your computer and headphone with the USB cable. 2.How to start the headset and listen the music on the computer? Please be sure your computer have a bluetooth function and turn on the bluetooth, then press headphone’s ON/OFF key and you will see the blue light blinking and get ready to pair, search and pair until connected. Use your computer to start music and enjoy it with the headset. 3. How to operate the bluetooth headphone with mobile phone? a.Turn on bluetooth on mobile phone,press headphone’s ON/OFF key and you will see the blue light blinking and get ready to pair, search and pair until connected. b. If someone call you, you just need press the Hang up/Pause button, and you can chat with your friend on the phone. Finished your talking, you just need press the Hang up/Pause button, and you can continue your music. 4.How to use the FM function? Just press the MEQ button on the headset it will change to FM mode, press the "PAUSE" button to scan radio automatically, and short press "Volume+" and "Volume-" to choose scanned radio. 5.How to use the MP3 function? Justinsert the TF card into the slot, music will play directly.(we don't provide TF card)

Product specifications