【Wide Compatibility】The microphone receiver comes with a 6.35mm audio plug and a 6.35-3.5mm adapter. It is compatible with amplifiers, smartphones (iPhone / Android), laptops, mixers, DSLR cameras, consoles, active speakers, PCs, cars, and input devices with mic-in jacks, including some cameras. Suitable for high-quality home KTV, conference speeches, outdoor performances, parties, video recording, and on-site recording. 【Excellent Sound Quality, Stable Wireless Signal】Based on advanced UHF DQPSK digital signal modulation wireless transmission technology, it ensures high sound quality, stable audio, and low-latency sound transmission. The wireless signal range reaches up to 30 meters. 【Easy Operation】Simply plug and play; it automatically matches with one touch, and there's no need to adjust the frequency. 【Multiple Frequency Options】Each microphone has 5 frequency points set (frequency points vary by region) to avoid external interference signals as much as possible. 【Unique Design】Expresses elegance and unique individuality, making it easy to stand out from many products. Product Information: Package Size: 30.5 x 13 x 6.5 cm Package Weight: 0.4 kg Body Material: ABS resin Connectors: 6.35mm Mic in plug, 3.5mm plug Product Model Number: CK210 Anyway, it's cheap.