LUXPRO TWS WIRELESS EARBUDS HS7511 White

BT Version: 5.3 BT profiles: A2DPV1.3, AVRCPV1.6, HFPV1.6 & HSPV1.2 BT working range (ft): 33 Capacitive buttons Digital battery-level display Earbuds charging time (h): 2 Case charging time (h): 2 Case charging cycles: 4 (80% efficiency) Earbuds playing time (h): 4/20 (combined time) Earbuds battery (mAh): Li-ion 30 Case battery (mAh): Li-ion 300 Frequency response (Hz): 20 – 20,000 Impedance (Ω): 16 +/- 5% @ 1mW / 1,000Hz Sensitivity (dB): 102 +/- 3 @ 1KHz Output power (mW): 50 Driver diameter (in): 0.4 Microphone sensitivity (dB): -42 +/-3 Input power (VDC/A): 5/0.5 Earbud weight (oz): 0.2 each (1.3 whole set including case)