Features:
Bluetooth and MP3 player switching
Professional IPX8 waterproof swimming headphones
Built-in memory 8G listen to songs underwater without a mobile phone
Ultra-light liquid silicone more comfortable movement
Swimming ear cap can also be switched freely

Specifications:
Headphone Pads Material: Silicone
Style: neck-mounted
Number Of Drivers: 2
Plug Type: Line Type
Battery capacity: 160 mAH
Waterproof : IPX8(underwater up to 3M/10 feet)
Frequency Response Range: 20 - 20000Hz
Line Length: 0.3m
Driver Diameter : 3mm
Resistance: 32
Sensitivity: 95dB
Earcups Type: Open-back
Total Harmonic Distortion: 2%
Max Output: 5mW
Duration endurance: 6-7 hours
Standby time: 120 hours
Charging: Magnetic suction charging
Suitable: Swimming, running, fitness, outdoor exercise

Package Includes:
1 x Earphones
1 x Charging cable
1 x Swimming earcap
1 x Instruction