Reloop's compact headphones as deep black MK2 edition. The RH-2350 PRO MK2 are the ideal headphones for DJs who are on the road a lot. In spite of its marginal weight and small cups, the 2350 pushes a superb 102 dB out of its 40 mm large dynamic drivers that are the big secret to its power. Light, loud, and with a modern design.