Gi?i m?i (bao g?m t?t c? gi?i nào có s? thay ??i, c?p nh?t m?i ho?c ?i?u ch?nh)And, with expandable micro SD memory, recording periods can be done for as much as fourteen times. This recorder is even more potent Together with the addition of Recorder Occasion Detect, which makes detecting and logging intermittent faults easier than in the past. J