SJCAM M1 (2TX + 1RX + Charging Case)

SJCAM M1 (2TX + 1RX + Charging Case) Specification Wireless Technology Digital 2.4 GHz Diversity Non-Diversity Max Operating Range 200′ / 61 m (Line of Sight); 65′ / 19.8 m (with Obstruction) Max Transmitters per Band 2 Dynamic Range 100 dB Encryption No Built-In Recorder No Timecode Support No Mobile App Compatible No Receiver Type 1x Camera-Mount Receiver Mounting Options Shoe-Mount; Belt Clip (with Included Hardware) Receiver Antenna 1x Internal Number of Audio Channels 2 Receiver Audio I/O 1x 1/8″ / 3.5 mm TRS Unbalanced Output; 1x 1/8″ / 3.5 mm TRS Unbalanced Input USB/Lightning Connectivity 1x USB-C Female Receiver Frequency Response 20 Hz to 20 kHz Receiver Display Backlit LCD Receiver Power Requirements Battery Included Transmitters 2x Clip-On Transmitter Antenna Internal Transmitter Input Level Line Transmitter Audio I/O 1x 1/8″ / 3.5 mm TRS Female Input Transmitter USB I/O 1x USB-C (Charging) Transmitter Auto-Level/Gain No Transmitter Frequency Response 20 Hz to 20 kHz Transmitter Sync Method 2.4 GHz QPSK Transmitter Display Backlit LCD Microphone Type 2x Built-In (Clip-On Transmitter) Microphone Polar Pattern Omnidirectional Microphone Maximum SPL 120 dB Color Black Receiver Battery Type 1x Built-In Rechargeable – 730 mAh Transmitter Battery Type 1x Built-In Rechargeable – 380 mAh Transmitter Battery Life 8 Hours Charging Case Battery 2800 mAh Lithium-Ion Rechargeable Charging Case Input USB-C Charging Case Input Power 5 VDC at 2 A Environmental Resistance No Dimensions Case 3 x 2 x 1.4″ / 75.8 x 49.8 x 35 mm Dimensions Receiver 2 x 1.8 x 0.6″ / 50 x 44.5 x 15 mm Dimensions Transmitter 2 x 1.8 x 0.6″ / 50 x 44.5 x 15 mm Weight Case approx 280g Weight Receiver 1.1 oz / 30 g Weight Transmitter 1.1 oz / 30 g