Please note that all small remote controls (except for 032) do not come with batteries. Buyers need to purchase 2 No. 7 batteries for use.

Product material: ABS

Lens/transmittance: 40mm diameter non spherical optical resin lens (supports naked eye viewing of myopia below 600 degrees)

Cushioning material: artificial leather

Headband material: leather+artificial leather

Large screen visual wide-angle: 90-100 degrees

Headphone link type: Bluetooth

Headband material: leather+artificial leather

Function buttons: Volume (up/down) and playback pause, answer phone calls

Wireless protocol: 4.2

Battery: Rechargeable lithium battery 3.7V 350mAh

Continuous use time: about 15 hours

Mobile phone support: 5.5-7.2 inches for Android and Apple systems