PSB M4U TW1 True Wireless Earphones Black (Open Box) earpads A total length of 1

A total length of 1

Built-in battery power lets you revel in music as it was meant to be heard

Phonum is portable and ideal for various smaller rooms or even business trips

Internal wiring for both the 0

PSB M4U TW1 True Wireless Earphones Black (Open Box) earpads A total length of 1100% wire free headphones No connecting cord between left and right earbuds 6mm dynamic drivers tuned for detailed sound with deep bass earhook design keeps headphones secure while running or exercising IPX5 sweat and weather resistant Wireless, of course, means Bluetooth so PSB engineers utilized the latest advanced version (V4. 1) with A2DP wireless audio technology. Bluetooth V4. 1 provides fast, easy pairing with any compatible device and delivers