1. Bicycle Bike high sound siren horn of 100 dB capacity.2. It has 6 different kinds of sounds.3. 140db bicycle horn is super loud to attract passer-by and vehicles4. Control switch and bike horn are separated, it is very convenient for you when you are riding.5. Because you can install the control ..
1. Ultra loud cycle horn with 110 dB sound capacity.2. When you ride in a noisy environment or the complex road conditions, this super loud horn can help you remind those pedestrians and vehicles around you, and can avoid traffic accident in time.3. One touch operation by pressing an in-built switch..
QHMPL QHM 623 3D Virtual 5.1 USB Sound Card1.Real USB Plug & Play 2.Drive 2 CH Speakers Directly 3.Use USB port power Directly 4.Support 3D posltlonal sound and vlrtual 5.1 CH sound track 5.External power adapter No need.&n..