Transmitter Distance: 100M. Channel: 16 Channels. Release: Half-way press, Full-way Press. 4GHz wireless remote sustem. Battery Type: AAA*2. Receiver Stand-by time: U. Производитель: YONGNUO. Упаковка: Да. Размер модели: YN-560 IV+RF-603 II N3. Type: FSK 2