The TC400-JVC-650 from Dolgin Engineering features integrated battery plates that support JVC SSL-JVC50 and SWIT S-8I50 batteries, as well as the third-party versions of these models. These batteries are used with JVC's GY-HM600 and GY-HM650 cameras.

The TC400 has an LCD screen on the front panel that displays charge status in volts, amp hours, and percentage of charge that's estimated using a proprietary algorithm.

The TC400 has fully independent channels and deliver simultaneous charging to all four batteries. Based on a capacity of 5600mAh, this particular model delivers a complete charge to a single battery or up to four batteries in approximately 3.5 hours.

The charger comes with a U.S. power cord and supports worldwide power input via optional plug adapters.