Product Description: This product has a broad range of applications, including video vlog shooting, film and television recording, online live broadcasts, program interviews, meeting records, interview recording, recording teaching, and more. Its smart compatibility feature allows it to work with multiple devices, including iOS and Android systems, smartphones, SLR cameras, computers, DV, and other devices. Purchasing a separate sound card for computers and an adapter for sports cameras may be necessary. The 360-degree omnidirectional pickup provides accurate voice corrections, capable of precisely capturing sounds from all directions to produce a pickup effect as clear as high-definition picture quality. The device incorporates a 3.5mm headphone jack and recording device interface for real-time sound effect adjustment and versatile sound recording. It’s equipped with a high-definition LED display for easy adjustment of various parameters and real-time display of different settings. With an A/B dual-channel wire antenna, it ensures more stable signals. The antennas are protected by a silicone shell and can be bent freely. The device can transmit signals wirelessly up to 120 meters in an open and interference-free environment, with stable signal reception, constant frequency, and no delay. Obstacles might limit the range to 80 meters. The product has 16 levels of volume, adjustable independently from 0-16 levels, accommodating different recording needs. Its built-in 1800mAh lithium battery has a rechargeable design, which is more convenient and saves you from constantly replacing batteries. Also included is a convenient metal belt clip which has a quick release plate and 1/4 screw hole, making it easy to affix to a camera. Technical Specifications: Signal to noise ratio: >65dB Storage temperature: -20-60C Working temperature: 0-50C Battery: Polymer lithium battery, 1800mAh, 3.7V. Antenna length: 122mm Dimensions: 83 x 56 x 20mm Package Contents: 1 x ALTSON TX Transmitter 1 x ALTSON RX Receiver 1 x Quick Release Plate 1 x Lavalier Microphone 1 x Audio Input Cable 1 x Audio Output Cable 2 x USB Charging Cable 1 x User Manual No other products are included. .