[07/22/2016] Jaybird X2 Sport Sweat-Proof Micro-Sized 系列運動型藍芽無線耳機，Jaybird X2 Wireless Sweat-Proof Micro-Sized Bluetooth Sport Headphones – Alpha，定價$149.99，特價只要$79.00 USD。Prime境內免運費。哪裡買： amazon。