BT899 Sentry Bluetooth Earbuds

The BT899 (HPXBT899) Bluetooth Earbuds from True Wireless / Sentry feature a detachable ear-hook design for custom comfort. The built-in microphone lets you take and make hands free calls. Wireless in-case induction charging for 18 hours total playtime with 6 hours per charge. Inner pack of 6, master case of 18. True Wireless Bluetooth Earbuds Detachable ear-hooks Bluetooth with easy pairing and auto sync Auto-on and auto-pairing Built-in mic Includes Small, Medium and Large earpads Charging Case Driver Size: 10mm Sensitivity: 103 dB, +/-3dB Frequency Resp: 20Hz-20kHz Impedance: 32 Ohms +/- 3 Ohms