L/R simultaneous BT transmission for stable connection
IPX4 water resistance rating
Up to 18hr battery life (9hr earbuds + 9hr charging case)
Support Quick Charge (10mins charging time for 60mins music playback)
12mm Dynamic driver for powerful, punchy bass sound
1 year Hong Kong warranty
Sony customer service center
16/F, East Point Centre (Old Wing), 555 Hennessy Road, Causeway Bay