QKZ VK4 In-Ear Subwoofer HiFi Wire-controlled Earphone with Mic1. Product Type: In Ear Headphones 2. Plug: 3. 5mm 3. Impedance: 16Ohm 4. Sensitivity: 105dB 5. Frequency response range: 20Hz 40KHz 6. Horn diameter: 11mm 7. Cable length: 1. 2m 8. Headphone cable material: TPE 9. Weight: 20g Specification: Package Weight One Package Weight 0. 08kgs 0. 17lb One Package Size 12cm * 8cm * 3cm 4. 72inch * 3. 15inch * 1. 18inch Qty per Carton 200 Carton Weight 17. 00kgs 37. 48lb Carton Size 50cm * 42cm * 32cm 19. 69inch

Carton Size 42cm * 37cm * 28cm / 16

and it is super convenient to transfer files

strong endurance

While it is charging

The Kaisi K-8128 128 in 1 Precision Magnetic Screwdriver Set is a comprehensive toolkit designed for precision work and tasks

Playing time: 90 minutes

Print head life: 50KM

Screen resolution: 2460 x 1080

Standby：Red

Thanks to Automatic Light Correction and HDR technology

System: supports IOS7

Control button: No