INF Neckband Earbuds with ANC, Fast Charging, Dual Connectivity - Black

Active Noise Cancellation (ANC) for clearer calls and ambient noise reduction. Quick charging for uninterrupted use. Connect to two devices simultaneously for seamless multitasking. Key specs: Size: 17.3x13x1.5 cm, Material: Silicone, ABS, Electronic Components. Bluetooth Chip: Bluetrum 8925B V5.3, Bluetooth Frequency: 2.4 GHz-2.4635 GHz, Working Distance: 10m, Supported Formats: HSP/HFP/A2DP/AVRCP, Speaker: 14.2 mm, Battery: 3.7V 200mAh. Music Duration: Up to 30 hours (50% volume), Standby Time: Up to 500 hours. Charging Tension/Current: 5V/1A, Charge Time: 1 hour. Waterproof Rating: IPX5. Features: ANC, Battery Indicator, Hands-free Calls, NFC, Voice Control, Music Playback, Multi-point Connectivity.