For Samsung Galaxy Buds Pro SM-R190 Wireless Earphone Charging Box(Black) Filter-Len Accessories M1 and M2 can be

M1 and M2 can be set back single key

3 inch A1708 (2016 - 2017) / A1706 (2016 - 2017)

Do not affect the charging of the mobile phone

General Compatible with Lenovo:  G460

extremely easy to operate

For Samsung Galaxy Buds Pro SM-R190 Wireless Earphone Charging Box(Black) Filter-Len Accessories M1 and M2 can be1. Suitable for Samsung Galaxy Buds Pro SM R190 wireless headset. 2. Input voltage: 5V output voltage: 5V. 3. Charging interface mode: magnetic adsorption. 4. Color: black. Weight: 65 grams. 5. This product is a charging box, no headphones, a special type of headset charging box. Specification: General Compatible with Samsung: Galaxy Buds Pro Package Weight One Package Weight 0. 08kgs 0. 17lb One Package Size 10cm * 8cm * 2cm 3. 94inch * 3. 15inch *