f19 car mp3 bluetooth player hands free calling u disk lossless sound quality 12v 24v car fm transmitter

1. Compact and mini appearance, easy to carry. 2. Using Bluetooth 5.3 chip, low latency without lagging, low power consumption, audio and video synchronization, and stable connection. 3. Built-in AAC, SBC audio decoding methods and BASS subwoofer surround sound effects, giving you a different listening experience. 4. In-ear design, comfortable to wear, no pressure on the ears when worn for a long time. 5. Using omnidirectional silicon microphone, high-definition calls are not afraid of complex environments, and the sound quality is clearer. Specifications: 1. Bluetooth version: V5.3 2. Bluetooth range: about 10m 3. Speaker diameter: 10mm 4. Playing time: about 4H 5. Charging time: about 1.5H 6. Audio decoding: AAC/SBC 7. Headphone battery capacity: 35m. Ah x 2 8. Charging compartment battery capacity: 250m. Ah