1. Bluetooth version: Bluetooth V5.0
2. Speaker specifications: Φ10mm 16Ω
3. Frequency response: 20-20KHz
4. Signal to noise ratio: 85dB
5. Distortion: 1%
6. Transmission distance (accessible): 10m
7. Battery specification: Headphone battery--3.7V/38mAh Without protection board charging compartment battery--3.7V/180mAh with protection board
8. Charging bin to charge the earphones: About 3 times
9. Charging time: earphones about 1 hour charging warehouse about 2 hours
10. Play time: about 1.2-2.0 hours
11. Standby time: about 40 hours
12. Microphone sensitivity: -42dB ±3dB
13. Support L2CAP/ A2DP1.2 (AVCTP1.3/AVDTP1.2/AVRCP1.3)
- FAST PAIRING : Engineered with industry-leading bluetooth 5.0 technology, these wireless earphones preserve accurate and undistorted connection within 33ft (10m) just the the way artists intended. Probably the most simple tech bluetooth earbuds device you've used before. The in ear headphones will automatically turn on and connect to your phone when removed from the charging case, but you need to manual select TWS on the bluetooth list of your phone when the first connection.
- SUPERB SOUND QUALITY:The wireless headphones equiped with the lastest bluetooth 5.0 chips and HD rendering technology, producing continuous and stable high quality 3D HiFi Stereo Sound. CVC8.0 Noise Cancelling headphones can block a range of surrounding noise and avoid wind noise during running, cycling, jogging, etc. ensuring 360-degree clear surround sound.
- SHARING and ENJOYMENT: One ear or both. One person or two. Use them separately or share with friends so no one misses out on true wireless sound and enjoy together. The sound is crystal clear with built-in sensitive microphone for in-car calling, stealth listening, or watching videos at work or in the office. Easily switched between voice call and music.
- WEARING COMFORTABLE: Wireless earbuds are designed to comfortably fit in your ear, in-ear design. New in ear design, snug and secure, comfortable to wear, will not cause ear swelling. The super musical outputs are light and comfortable to wear for long hours with no pain. They fit securely, not easy to fall from ears without recognition. They easily blend with your body thus hardly recognized.
- 24+ HOURS OF QUALITY SOUND - CHARGE WHILE ON THE GO : The charging case with built-in 400mAH battery is portable, light, and compact to carry outdoors to recharge your earbuds 4-5 times so you don't feel stranded. Go out throughout the day without power shortage and enjoy your songs while running, exercise, and other activities.