A digital UHF wireless transceiver newly developed by our company with high fidelity, low delay and strong anti-interference ability. It has the advantages of small size, high integration, good sound quality, wide input voltage range (2.4-6V), etc. It is a high-quality digital wireless system that suitable for speakers, headphones, microphones, and electric wind instrument. Features: No Need Setting, Fast Connection, Plug and Play: plug in the transmitter to automatically connect, easy to connect in one second. Universal 6.35mm Audio Interface: even weak audio signals can be transmitted continuously, stably, and with high fidelity, with minimal attenuation. 220 ° Arbitrary Rotation: the transmitter can rotate at any angle of 220 °, making it more convenient to use. UHF Wireless Transmission: 24-bit/48KHz sample range, low latency, no signal loss and low noise, and effective transmission range is more than 164 feet outdoors. Professional Shockproof, Strong Noise Reduction: easily compatible with 98% of speakers. Built-in 700mAh Rechargeable Lithium Battery: although small in size, it can reach up to the range of 5 hours endurance without worrying about going out. Mini Design, More Convenient to Carry: mini size, 6.35mm foldable plug for more convenient storage. Compatible with Multiple Scenarios and Widely Used: it can be used in large concert, bar performance, musical instrument teaching, street performances, suitable for speakers, headphones, microphones, and electric wind instrument. Specifications: Material: ABS Transmit Power: <25mW Reception Sensitivity: -95dB System Frequency Response: 30Hz---18KHz Latency: <3ms Sampling Rate: 48KHz Signal-to-noise-ratio: 90dB Distortion: <0.5 TDH Dynamics Range: >90dB Working Current: Transmitter: <90mA; receiver: <110mA Transmission Distance: Straight line distance 50m Power Supply: Built-in rechargeable lithium battery(3.7V 700mAh) Charging: Type-C port Item Weight: 39g / 1.39oz(for each) Package Weight: 193g / 6.83oz Package Size: 14 * 11 * 5cm / 5.51 * 4.33 * 1.97in Package List: 1 * Transmitter 1 * Receiver 1 * Charging Cable 1 * Manual (English)