Sony MDR-XB50BS Wireless Earphones于 2017 年 1 月 1 日首次发布。其电池续航时间为 8.5 小时，帮助您在长时间的活动中舒适地使用它。
Sony MDR-XB50BS Wireless Earphones vs Sony MDR-ZX770BT Wireless Headphones
Sony MDR-XB50BS Wireless Earphones vs Jabra SUPREME Wireless Headset
Sony MDR-XB50BS Wireless Earphones vs Jabra BT2046 Wireless Headset
Sony MDR-XB50BS Wireless Earphones vs JBL Everest 700 Wireless Headphones
Sony MDR-XB50BS Wireless Earphones vs Sennheiser HD7 DJ Wired Headphones
Sony MDR-XB50BS Wireless Earphones vs Sony MDR-AS600BT/B Wireless Earphones
Sony MDR-XB50BS Wireless Earphones vs iBall i45 Wireless Headphones
Sony MDR-XB50BS Wireless Earphones vs Jabra SUPREMEUC Wireless Headset
Sony MDR-XB50BS Wireless Earphones vs Panasonic RP-BTD5E Wireless Headphones
Sony MDR-XB50BS Wireless Earphones vs Philips SHB4000/00 Wireless Headphones
