Non-working/defective product
- X5: Both earbuds cutting in and out
- X5: Not found by source device
- X5: No sound from both earbuds connected to the device
- X5: Both earbuds are charging, but not turning on
- X5: Both earbuds cannot charge
- X5: One earbud cutting in and out
- X5: One earbud doesn't charge or turn on
- X5: One earbud cannot connect
- X5: One earbud has no sound
- X5: Muffled, distorted sound
- X5: Very loud / quiet sound, lack of bass / treble
- X5: Short battery life
- X5: Microphone issue
- X5: Audio delay (latency) while watching videos
- X5: Different volume/sound in two earbuds
- X5: Defective charging case
- X5: Defective charging cable
- X5: Other issue