Model: F-508RX - Material: Plastic + metal - Wireless grouping TTL flash radio trigger receiver for Nikon - Offers wireless flash grouping and TTL pass-through on the transmitter - Use an on-camera speed light and off-camera flashes simultaneously. - Can set up to 3 groups with easy group and channel selection - Flash wake-up function available - Connect to Studio Flash and to PC socket - Sync speed up to 1/250s - Could work as a camera remote shutter - Transmitter hot shoe supports TTL mode - Allows a TTL flash on camera or the use of a focus assist light - Extended range up to 200 meters - Battery: 2 x AAA (not included) - Compatible with Nikon D300 Series/D3 Series/D2 Series/D1 Series/D700/D200/N90S/F100/F90/F90X/F6/F5/D80/D70S/D7000/D5100/D5000/D3100/D90 - Package includes: - 1 x Receiver - 1 x Connecting cable (3.5mm to 3.5mm) - 1 x Connecting cable (3.5mm to 6.5mm) - 1 x Receiver holder - 1 x Hot shoe protector - 1 x English user manual