Features:
– Professional waterproof earphone, IPX7 level, you can swim, surf or other sports.
– Light in-ear design, long time wearing without any pain.
– 15 degree ear hanging, fit just right.
– Blind recognition, easy to control the button.
Specifications:
General Specification | |
  Brand Name |  Joyroom |
  Model Number |  JR-U12 |
  Optional Color |  Black, Black+Red |
  Wearing Type |  In-ear |
 Material |  ABS shell + silicone cable |
  Net Weight (g) |  19.5g |
  Package Size |  100*185*38mm |
Technical Parameters | |
 Microphone |  Yes |
 Bluetooth Version |  V4.1 |
 Transmission Distance |
 10m |
 Waterproof Level |  IPX7 |
 Battery Capacity |  85mAh |
 Charging Time (h) |  About 2 hours |
 Talking Time |  About 6 hours |
 Working Time (h) |  6-8 hours |
 Standby Time (h) |  About 220 hours |
Package  Included:
 1* Joyroom U12 Sport Wireless Bluetooth Earphone | |
 1* USB Charging Cable | |
 1* User Manual |