Fineblue HF68 Bluetooth Mini Earphone Business Wireless Earbud Stereo Music Hands-free Calling Earphone Large Battery Capacity Black Tag-iPhone 15 Pro Max Cases Input voltage: 3

Input voltage: 3

- 1 x 1m USB to Type-C cable

FC/ST fiber optic plugs and can be cleaned more than 550 times

General Model MD31

Fineblue HF68 Bluetooth Mini Earphone Business Wireless Earbud Stereo Music Hands-free Calling Earphone Large Battery Capacity Black Tag-iPhone 15 Pro Max Cases Input voltage: 3Features: 1. V4. 1 CSR Master 2. Support Bluetooth stereo music playback function (A2DP) 3. Can connect two mobile phones at the same time (one to two) 4. Display the battery on your iPhone 5. With noise reduction and echo suppression technology, the sound quality in any noisy environment is still excellent. 6. Long standby (about 7 days standby), up to 5 hours talking time 7. One button power on pairing, can remember to automatically connect