Weight: 22g (without antenna) Dimensions (length * width * thickness): 41 x 30 x 13mm (without button protrusion). Fixing hole 20 x 20mm spacing, M1.6 threaded hole. Working voltage: DC7V-36V (2s-8s) Working current: 1000MA100MA at 12V Maximum power consumption: 11 transmission power: 36dbm (4.0 ) 16 working channels, button selection settings 2 power levels, button selection settings 3.3GHz video transmission transmitter (compatible with PAL and NTSC) compact structure, small size, high transmission power Using large-scale integrated circuits and automotive-grade components, high reliability Built-in frequency phase-locked loop, low harmonic radiation, high reliability, stability using digital phase-locked loop circuit, no temperature drift phenomenon Support TBS Smartaudio protocol osd parameter adjustment Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color: black Material: aluminum alloy Package Contents: 1 * VTX Kit(Random color and appearance of accessories, Not accepting designation) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.