then to the auditory nerve. It avoids the occurrence of ear damage and hearing loss, giving your healthy listening. IPX8 waterproof and light-weight design immerse you in sports and music, suitable for walking, hiking, running, climbing, skating, driving, and other activities. With 8GB independent memory, it supports MP3 playback mode, and can also switch to BT playback mode.

MP3 Playing Mode: 
Built-in 8GB memory capacity, you can download the music you like to this headphone via data transfer cable and able to enjoy music through MP3 play mode.
BT 5.0 Connection:
BT 5.0 ensures high data transfer speed, stable connection, and low power consumption. Free to enjoy hands-free calls or BT music via BT connection.
Born for Sports:
IPX8 waterproof and 36g light-weight design immerse you in sports and music, suitable for swimming, walking, hiking, running, climbing, skating, driving, etc.
Long Battery Life:
230mAh rechargeable Lithium battery provides about 6 hours of playback time (at 65% volume) on one full charge and the standby time can last to 10 days.

Specifications:
Model Number: X18 Pro
BT: V5.0
BT Profile: A2DP, HFP, HSP, AVRCP
Operation range: Up to 10 meters (no obstacle)
Frequency Range: 20-20KHz
Receiving Sensitivity: 89±3dB
Battery Capacity: 230mAh
Music Playing Time: up to 6 hours (depends on music volume)
Standby Time: about 10 days
Charging Time: about 2 hours
Music Format: MP3, WMA, WAV, APE, FLAC
Color: Black, White, Red, Blue (Optional)
Main Item Size: Approx. 14.3*10.3*4.6cm/5.63*4.05*1.81in
Main Item Weight: Approx. 36g/1.27oz
Package Size: Approx. 16.8*12.0*5.3cm/6.61*4.72*2.08in
Package Weight: Approx. 188g/6.63oz

Package List:   
1 * Bone Conduction Headphone
1 * Charging Cable
1 * User Manual (English/Chinese)