Sennheiser Profile Wireless, compact complete system consisting of 2.4 GHz dual-channel receiver, two clip-on microphones and accessories; dual-channel receiver: 2x 2.4 GHz for recording two sound sources; connection to camera, computer and smartphone possible; display with gyro sensor; USB-C output, headphone output; battery runtime up to 7 hours; charging time up to 2 hours; battery capacity 350 mAh/1295 mWh; dimensions 45 x 42 x 19 mm; weight 30 g; clip-on microphones: Condenser microphone; omnidirectional; max 113 db SPL; paired; automatic connection to receiver; up to 30 hours of backup recording (16GB) per microphone possible; cold shoe mounting, USB-C, Lightning connector, 3.5 mm jack, headphone output; threaded mount on clamps; incl. Microphone clamps and magnetic holders; battery life up to 7 hours; charging time up to 1.5 hours; dimensions 42 x 33 x 21 mm (incl. clip); weight 27g; multifunctional charging case: offers space for two-channel receiver and 2 clip-on microphones; can be used as a handheld microphone; charging time up to 3 hours; battery capacity 2000 mAh / 7400 mWh; USB-C; threaded mount; dimensions 152 x 41 x 55 mm: Weight empty: 198g, incl. all devices 290g,