Hoco ES72 Sport Bluetooth Neckband

Bluetooth 5.4; Chip: JLAC7003 Battery capacity: 200 mAh. Charging time: 2 hours Usage time: 30 hours. Standby time: 130 hours 03 months Warranty (If there are any Manufacturing Defects) ======================= Specifications: Bluetooth 5.4; Chip: JLAC7003 Battery capacity: 200 mAh. Charging time: 2 hours Usage time: 30 hours. Standby time: 130 hours Size: The total length of the earphones is 85 cm. Weight: 31,5 g Support Chinese and English prompt sounds: double-click the multifunction key when not paired. --------------------------------- Feature: Bluetooth-Spezifikation Bluetooth V5.4 Jerry AC7003; unterstützt Protokoll Headset Hands-free A2DP Avrcp Transmission range 10 meters; Transmission frequency: 2402–2480 MHZ; Maximum RF output power (EDR): +4 dB Modulationstyp (EDR): GFSK, π/4-DQPSK Speaker: 10 MM; Impedanz: 32 Ω ± 15 % Frequency response: 20–20000 Hz Sensitivity: 92 dB ± 3 dB Charging voltage: DC V; Charging time: about 2 hours Battery capacity: 200 mAh; Product length: 85 cm Talk time: 30 hours (80 % volume); Music playback time: 30 hours (80 % volume); Standby-Zeit 130 hours; Product net weight: 31.5 G Battery display