Compact appearance, portable, truly comfortable to wear Adopting 2.4GHz ISM wireless transmission technology, low latency and more stable Professional-grade sound quality, lossless sound quality, easily available The receiver is equipped with a visual OLED display, making the recording status clear at a glance Supports real-time monitoring with headphones, keeping the recording effect under control The wireless transmission distance can reach 100 meters, making outdoor shooting more convenient Freely switchable mono/stereo output mode With 0-6 level gain adjustment function, record more sound details Plug and play, no need to install any plug-ins, even novices can get started quickly Applicable to cameras, mobile phones, tablets and other devices, unlocking more usage scenarios Ideal for online live streaming, daily Vlog and other video content creation Specification: TX Mini Transmitter: Transmission method: 2.4GHz ISM band Signal modulation: GMSK Operating distance: up to 100 meters (barrier-free) RF output power: Polar mode: omnidirectional Frequency response: 35Hz-18KHz Maximum sound pressure level: 120dB SPL Sensitivity: -39dB Signal-to-noise ratio: >77 dB Power supply method: built-in lithium battery/USB-C DC 5V Built-in battery nominal voltage/capacity: 3.7V/95mAh Built-in battery life: about 4.5 hours Antenna: PIFA antenna Audio input source: built-in microphone Weight: about 14.5g Dimensions: 46x23.92x15mm Working temperature: -10℃ ~ 50℃ Storage temperature: -20℃ ~ 55℃ RX receiver: Transmission method: 2.4GHz digital frequency band Signal modulation: GMSK Operating distance: up to 100 meters (barrier-free) Audio output port: 3.5mm headphone jack/3.5mm TRS output hole Audio output level: -60dBV to -20dBV Power supply method: built-in lithium battery power supply/USB-C DC 5V/charging box contact charging Built-in battery nominal voltage/capacity: 3.7V/400mAh Built-in battery life: about 7 hours Antenna: PIFA antenna Weight: about 32g Dimensions: 62.1x31.6x16.5mm Working temperature: -10℃ ~ 50℃ Storage temperature: -20℃ ~ 55℃