BlackVue DR770X Box Pro - 3CH - Full HD Cloud Dashcam Cadenza it is necessary to power*

it is necessary to power* the USS4

With the aforementioned soft dome tweeters

Uses a 22mm decoupled High Frequency Driver creating a wide even dispersion of stereo sound

25 liters One-way

Signal-to-noise ratio: More than 100 dB

BlackVue DR770X Box Pro - 3CH - Full HD Cloud Dashcam Cadenza it is necessary to power*The BlackVue DR770X Box is a triple channel dash cam with BlackVue Cloud connectivity. The compact front, interior and rear cameras connect via coaxial video cable to the lock protected Box recording unit, which can be stowed away in a glove compartment for maximum stealth and security. All cameras use Full HD Sony STARVIS image sensors for best image quality under any light, and the interior camera can record even in full darkness with its infrared