- Type-C/USB-C charging interface, convenient and quick

Specifications: - Sound channel system: wireless stereo - Control mode touch mode - Waterproof rating: IPX4 - Bluetooth program: Jelly AC7003F4 - Bluetooth version: V5.3 - Support Bluetooth protocol: HFP, A2DP, AVRCP, HSP, BR+EDR+BLE - Bluetooth operating frequency: 2.4GHZ-2.4835GHZ ISM Band - Bluetooth effective distance: about 10 m - Speaker power: 1.2W - Headphone amplifier type: ANT8112 Class D amplifier - Frequency response: 20-20000 Hz - Speaker unit: 8 Europe electric 0916 speakers - Microphone: electret condenser microphone - Built-in battery: lithium-ion polymer battery 3.7 V 80 mAh - Charging current: 60 mA - Charging port: Type-C/USB-C - Charging time: about 2h - Use time: about 2.4-3h - Standby time: about 6 months - Saturation voltage: 4.2V - Over-discharge protection: 3.3V - Product Category: Earphone and Headset/Bluetooth Earphone - Weight: about 30g