BT-63 Wireless Bluetooth Neck-mounted Magnetic Headphone(Green) Filter-Cables Size: 100 x 65 x

Size: 100 x 65 x 25mm

1 x Holder

40HQ: 1592 cartons * 20 pcs = 31840 pcs

and can be charged without removing the case

Full-size keyboard design

BT-63 Wireless Bluetooth Neck-mounted Magnetic Headphone(Green) Filter-Cables Size: 100 x 65 x1. Bluetooth version: 5. 0+RDE 2. Sensitivity: 91dB 3. Signal to noise ratio: 95dB 4. Battery capacity: 200mAh 5. Charging input: 5V 1A 6. Playing time: about 20 hours 7. Support TF card: 128M 32GB(not included) 8. Weight: about 50 grams Features: 1. Liquid silicone is used for the halter body, with anodized metal shell, highlighting the quality and design sense 2. Bluetooth connection, memory card can also be inserted, you can listen to songs without