1. Material: ABS + TPE. 2. Speaker: 14mm. 3. Audio plug: for Lightning. 4. Cable length: 1.2m. Weight: 30g. 5. Support calls, wire control, volume adjustment. 6. BT 5.0, JL chip. 7. Support mobile phone pop-up window when plug-in interface for Lightning. 8. Package: 20pcs in crystal box.