Sidas S-Pack 700 B Bluetooth Battery | Christy Sports
Sidas S-Pack 700 B Bluetooth Battery | Christy Sports, The S-Pack 700 B is Sidas' most inexpensive battery, with Bluetooth (C) technology. Thin and compact, it fits perfectly the Therm-ic PowerSocks heated socks. Sidas S-Pack 700 B Bluetooth Battery | Christy Sports