Bluetooth 5.3 and One-Step Auto Pairing: Csasan wireless earbuds adopt the most advanced bluetooth 5.3 technology, providing you with 2X faster transfer speeds (80% higher than the previous generation) and a more stable connection, with almost no delay. Whether you’re making calls or sports, there’s no need to worry about signal interruption. Once the bluetooth earphones are connected for the first time, simply open the charging case and the ear buds will automatically connect to your phone.
Immersive Sound and ENC Noise Cancelling Mics: These wireless earphones adopt a unique stereo design with 13mm big composite diaphragms and AAC codec to produce professional-grade sound. The bluetooth headphones are equipped with ENC noise reduction double mics to passively cancel 80% of background noise, allowing you and the caller to hear each other better and make crystal-clear calls with minimal background noise.
40 Hours Playtime and LED Display: These bluetooth earbuds provide up to 6-8 hours of high-quality sound output on a single 1.5-hour charge, and the included charging case provides an additional 4 charges, giving a total playtime of 40 hours. They feature a smart LED digital display, allowing you to easily monitor the battery consumption of both the wireless ear buds and the charging case so you can know when to charge them. You’ll never have to worry about battery life even on long trips.

Bluetooth 5.3 Technology: Bluetooth earbuds utilizing the Bluetooth 5.3 technology, offers an extended transmission distance (32ft no-obstacle range), ensuring a stable wireless connection, faster transmission speeds, and lower power consumption, allowing you to move freely without worrying about music or call interruptions. Wireless headphones also support HSP, HFP, A2DP, AVRCP Bluetooth communication protocol to ensure compatibility with more devices and improve user experience.
Hi-Fi Sound Quality and Clear Call: With advanced audio technology and high-quality speaker units, our wireless earbuds provide exceptional high-definition sound, allowing you to hear more realistic and immersive music details. Bluetooth earphones Equipped with HD call chip, ensuring clear voice transmission during calls. Whether you’re in a crowded city street or a noisy environment, you can enjoy a high-quality calling experience.
30H Battery Life and LED Display: The battery of ear buds can lasts nearly a full workday on a single charge. The charging case is small enough to fit in the coin pocket of a pair of jeans and provides an additional 30H of battery life, allowing you to enjoy music without frequent recharging. Featuring an LED display screen, noise cancelling headphones can clearly shows the remaining battery capacity, keeping you informed of the earphones’ power status and avoiding unexpected power loss.