Step 1: Charge the headphones fully before first use
Step 2: Turn on the headphones by pressing the power button
Step 3: Enable Bluetooth on your device and pair it with the headphones
Step 4: Adjust the EQ mode as per your preference for optimal sound quality
Step 5: Use the voice assistant feature for hands-free control of your mobile phone
Step 6: Enjoy uninterrupted music and crystal-clear calls for up to 50 hours
Keywords: Infinity (JBL) Glide 4000, wireless headphones, playtime, dynamic drivers, EQ modes, NFC, AUX, Bluetooth 5.0, voice assistant support, over-ear, comfortable, music lovers.