JR-BC1 Bluetooth 5.3 TWS True Wireless In-Ear ANC Earbuds

Highlights
【ANC Noise Reduction Technology】This true wireless in-ear earphone is equipped with 4 microphones and ANC active noise reduction technology, which can effectively reduce the surrounding noise interference and provide a clearer and more immersive music experience.
【Bluetooth 5.3 Connection】Using the latest Bluetooth 5.3 technology, it can provide a more stable and fast connection. At the same time, with low power consumption, the headset can last longer.
【Long battery life】 Built-in 350mAh battery, the battery life is good enough. The earphones are equipped with a charging box, which can provide multiple charges for the earphones, and the total usage time can be used for one day.
【Waterproof IPX4】This earphone has IPX4 level waterproof performance, which can prevent it from being affected by sweat, rain and other liquids, which is very suitable for sports enthusiasts.
【Audio Decoding】 Supports AAC and SBC audio decoding technologies, which can provide higher sound quality and more stable connection.
【Comfort】The earphones are ergonomically designed to provide a comfortable wearing experience. The earphones are equipped with earplugs of multiple specifications to suit different ear sizes and shapes, making it easier to enjoy high-quality music.

Details：
Type: in-ear
BT version: V5.3
Cancellation: about 35db±2db (about 22-23db)
BT audio decoding: AAC, SBC
Supported protocols: HSP, HFP, A2DP, AVRCP
Working frequency: 2402-2480KHz
Earbud battery capacity: 35mAh
Case battery capacity: 350mAh
Speaker impedance: 32Ω
Rated power: 2*2mW
Speaker: Φ13mm
Music time: 6h-ANC Off; 5h-ANC On
Calling time: about 4h (60% volume)
Earbud standby time (connected): about 48h
Earbud charging input: 5V⎓ 30mA
Case charging input: 5V⎓ 1A
Charging input port: Type-C
Cycle counts: about 3 times
Earbud charging time: about 1.5h
Case charging time: about 1.5h
Water resistance: IPX4
Material: ABS+PC

common problem:
Compatibility: Support Apple mobile phones, Android mobile phones, and other devices that can be connected by Bluetooth, And ANC noise reduction can be used normally.