Non-working/defective product
- Z7-Pro (without proximity sensor)::Both sides cutting in and out
- Z7-Pro (without proximity sensor)::Not found by source device
- Z7-Pro (without proximity sensor)::No sound from headset connected to the device
- Z7-Pro (without proximity sensor)::Muffled, distorted sound
- Z7-Pro (without proximity sensor)::One side doesn`t work
- Z7-Pro (without proximity sensor)::Doesn't charge at all
- Z7-Pro (without proximity sensor)::Charging but not turning on
- Z7-Pro (without proximity sensor)::Short battery life
- Z7-Pro (without proximity sensor)::Microphone Issue
- Z7-Pro (without proximity sensor)::ANC doesn`t work
- Z7-Pro (without proximity sensor)::Line-In mode doesn`t work