Wireless Touch Digital Display Bluetooth Earphone(Black) Tag-Side Key & Card Tray compatible with SD ordinary card

compatible with SD ordinary card machine and SLR and other digital devices

IR night vision:Through the image contrast control switch

The inclined plane is 45 degrees to expand the visual experience

40HQ: 1137 cartons * 120 pcs = 136440 pcs

Dimensions:184

Wireless Touch Digital Display Bluetooth Earphone(Black) Tag-Side Key & Card Tray compatible with SD ordinary card1. Comfortable to wear 2. No fear of sweat, born for sports 3. 13mm carbon element diaphragm, spacious stereo field 4. 360 degree surround sound playback 5. Know the battery level of the charging compartment headphone in real time Product parameters: 1. Channel: bilateral stereo 2. Function: Support music 3. Material: Plastic 4. Usage: earplug type 5. Transmission range: 10 meters 6. Weight: 35g 7. Size: 62x51x27mm 8. Bluetooth protocol: A2DP1. 2