Sennheiser K6 Universal Powering Module Category_Tripod Cases It is easy and convenient

It is easy and convenient to use in the temperature range of 18-40°C (66-104°F) for fixing black and white film and paper in all manual and machine processing applications

Its ring-type USM means fast and silent AF along with full-time manual focus

Canon EF 135mm f/2

8 USM Macro

Sennheiser K6 Universal Powering Module Category_Tripod Cases It is easy and convenientThe K6 powering module is the heart of this Sennheiser professional modular microphone system and can be powered either by an internal 'AA' size 1. 5 V battery or by 12 48 V phantom power. The K6 can be combined with different condenser microphone heads to provide a wide variety of polar patterns. The K6 features a matte black, anodised scratch resistant finish. Frequency response: 40Hz 20kHz Maximum dBSPL (48v): 132dB Maximum dBSPL (batt): 120dB