1. Screen size: 1.1 inches 2. Memory card type: TF card 3. Expansion card: support 4. Interface: USB 2.0 5. Headphone jack: 3.5mm 6. Audio format: MP3 7. Battery capacity: 90mAh 8. Charging time: 40 minutes Specification: Package Weight One Package Weight 0.06kgs / 0.13lb One Package Size 6.5cm * 5.5cm * 4.5cm / 2.56inch * 2.17inch * 1.77inch Qty per Carton 200 Carton Weight 12.20kgs / 26.90lb Carton Size 47cm * 30cm * 28cm / 18.5inch * 11.81inch * 11.02inch Loading Container 20GP: 675 cartons * 200 pcs = 135000 pcs40HQ: 1568 cartons * 200 pcs = 313600 pcs