1. Interface: 3.5mm 2. Transmission rate: 2.4Mbps 3. Working frequency: 20MHz 4. Bluetooth standard: 5.0 5. 10 meters long-distance transmission continuous connection 6. Built-in clear call microphone, support Bluetooth function, suitable for wired headsets, car audio 7. Can connect two devices at the same time, switch back and forth 8. Built-in 200mAh lithium battery, can last more than ten hours 9. Weight: 19 grams 10. Size: 5.8x3.4x1.2
Packaging accessories: - Bluetooth music receiver host x 1 - USB charging cable x 1 - 3.5mm audio adapter cable x 1 - 3.5mm metal adapter x 1 - English product manual x 1