L700 3 in 1 Wireless Sports Noise Reduction Headset Supports Bluetooth / 3.5mm / TF Card(Green) Filter-Self Monopod Grip 10-level depth indicator chart

10-level depth indicator chart

40HQ: 1705 cartons * 1500 pcs = 2557500 pcs

Distortion: less than 5%

with four movable joints

Side-mounted sound guide hole

L700 3 in 1 Wireless Sports Noise Reduction Headset Supports Bluetooth / 3.5mm / TF Card(Green) Filter-Self Monopod Grip 10-level depth indicator chartFeatures: 1. Using Bluetooth 5. 1 technology, it can be easily and quickly paired with smartphones, tablets and other Bluetooth enabled music devices. 2. Built in high definition noise reduction processor, the noise reduction capability is greatly enhanced, and music calls are clearer. 3. With tight fitting ear pads, it is comfortable to wear and does not press against your ears. 4. Supports both wireless and wired modes: wireless headphones, which