1. Frequency Range: 20Hz - 20KHz
2. Impedance: 32 Ohm +/-15%
3. Sensitivity: 103dB+/-5dB at 1KHz
4. Speaker: 40mm
5. Plug Type: 3.5mm Stereo
6. Length of Cable: 1.5m
7. Size: 21.5*19*7.5cm
8. Glowing or blinking time: 28h
9. With a spare battery for replacement
10. Press the button 1 time to glow; 2nd press to flash; 3rd press to turn off
11. Custom Order MOQ: 100 pcs/color
12. Normal colors always in stock: white, black, pink, yellow, green, blue, gray, etc. 15 colors for your choice.
