Compare Quick view VDO360 - SPRINGLINE 3.0 VDO360 MSRP: Now: $279.00 Was: Easily extend your USB 3.0 PTZ camera signal up to 100′ with VDO360’s Springline USB 3.0 Extender. The Springline 3.0 is made up of a transmitter unit and a receiver unit, both very compact.It sends a USB signal over the included 100′... MSRP: Now: $279.00 Was: Compare Quick view Qty in Cart: 0 Price: MSRP: Now: $279.00 Was: Subtotal: