Saramonic UwMic9 (TX9+TX9+RX9), Wireless lavalier microphone system, Camera-mountable integrated wireless receiver and 2 compact transmitters UwMic9 TX9, Frequency range: 514 - 596 MHz, 96 Selectable channels in 2 groups, Headphone monitoring, Easy-to-read LCD display, Over 100 m range in open areas, Optional XLR transmitter for various applications, Signal to noise ratio: 70 dB or more, Voice delay: 12 ms, Audio input connector: TX9: 3.5 mm mini jack, Input level: -60 dBV (MIC input 0 dB attenuation), Distortion: 0.5% or less, Weight: 211 g, Powered by 2 x AA batteries, Dimensions: 171 x 64 x 30 mm@+*Receiver:*@+@+, Audio output: 3.5 mm mini jack, Audio output level: -60 dBV, Headphone output level: 30 mW (16Ohm), Receiver frequency response: 40 - 18 kHz (+/-3 dB);, Weight: 219 g, Operation with 2 AA batteries, Dimensions: 171 x 64 x 30 mm