{"product_id":"studio-master-w4u-rh4-4-channel-digital-wireless-system-with-4-handheld-transmitters","title":"Studio Master W4U-RH4 | 4 Channel Digital Wireless System with 4 Handheld Transmitters","description":"No matter in terms of language, speech, meeting, host or live performance, it can be used in any situation, place and time to get rid of complex on-site layout needs and provide the most reliable links, and present the most authentic sound restoration at every moment. The main applications for business conmunication: conferences, primary and secondary education, hotels, higher education, religious places, enterprises and governments.\u003cbr\u003e\r\n\u003cbr\u003e\r\nFEATURES:\u003cbr\u003e\r\n\u003cbr\u003e\r\nReal time noise suppression: real-time elimination of background noise, so that users can fully focus onthe voice in the call. \u003cbr\u003e\r\n\u003cbr\u003e\r\nAutomatic frequency coordination: the system automatically scans the available spectrum and selects clear and clean transmission channels to achieve the best performance.\u003cbr\u003e\r\n\u003cbr\u003e\r\nInterference avoidance: the system can detect and avoid unexpected interference, and channel adjustment can prevent interference to audio.\u003cbr\u003e\r\n\u003cbr\u003e\r\nRF efficiency: perfect PLL RS stabilization technology can provide better sound quality and wider dynamic range, to ensure the highest quality sound in any environment.\u003cbr\u003e\r\n\u003cbr\u003e\r\nEncryption: standard AES-128 encryption of audio and data can ensure the privacy of conference content Data control: provides control functions for central control, audio and speaker equipment, realizing video tracking, voice control. Etc.\u003cbr\u003e\r\n\u003cbr\u003e\r\nUser-friendly interface: high-definition TFT color display screen provides a complete overview of system information, and enable users to set up shortcuts.\u003cbr\u003e\r\n\u003cbr\u003e\r\nPower monitoring: real-time power monitoring of each transmitter, ensuring uninterrupted use in the field. Electronic volume: 30-level electronic volume control, can precisely control the volume of each channel. Multi-platform systems work together: the receiver provides 2\/4\/8 channels. The transmitter provides handheld, backpack, and desktop conference microphones. Users can mix and match them freely.\u003cbr\u003e\r\nOne-key frequency matching: one-key fast data synchronization between the receiver and the transmitter, convenient and fast.\u003cbr\u003e\r\n\u003cbr\u003e\r\nMultiple audio interface outputs: each channel has an independent balanced audio output XLR (male), a mixed output TS(6.35mm 2-core), and a cascade output TS (6.35mm 2-core).\u003cbr\u003e\r\n\u003cbr\u003e\r\nAudio cascade: When multiple receivers are used in stacked, all receivers can achieve unified audio management through the cascade audio interface.\u003cbr\u003e\r\n\u003cbr\u003e\r\nSPECIFICATIONS:\u003cbr\u003e\r\n\u003cbr\u003e\r\n1. Number of receiver channels: 2, 4 and 8 channels are optional\u003cbr\u003e\r\n2. Cabinet specification: EIA standard, 1U (2 and 4 channels), 2U (8 channels)\u003cbr\u003e\r\n3. Receiving mode: superheterodyne secondary frequency conversion\u003cbr\u003e\r\n4. Frequency oscillation mode: PLL phase locking frequency synthesis\u003cbr\u003e\r\n5. Frequency response: 20Hz-20KHz (+ 1dB) (depending on the pickup)\u003cbr\u003e\r\n6. Carrier wave frequency band: UHF UHF 520-580MKZ 610MHz-690MHz 707MHz-757MHz (optional according to different regions)\u003cbr\u003e\r\n7. Band width: 40MHz - 80MHz\u003cbr\u003e\r\n8. Number of channels: 400\u003cbr\u003e\r\n9. Frequency sync: one button IR frequency sync setting\u003cbr\u003e\r\n10. Modulation type: frequency modulation (FM) 11. Pilot frequency: 30.27KHz\u003cbr\u003e\r\n12. RF sensitivity: \u0026lt;-99dBm\u003cbr\u003e\r\n13. Image suppression: \u0026gt; 80dB\u003cbr\u003e\r\n14. Frequency stability: ± 0.005% (-10-60 C) 15. Dynamic range: 90dB\u003cbr\u003e\r\n16. Maximum frequency deviation: ± 45KHz 17. Comprehensive signal-to-noise ratio:\u0026gt;85dB (A-weighted)\u003cbr\u003e\r\n18. Comprehensive distortion rate: \u0026lt; 0.5% @ 1 KHz 19. Sensitivity: input 6dB μ When V, S\/N \u0026gt; 80dB 20. Audio output: balanced XLR:+5dbV\/ unbalanced TS6.3mm:+5dbV\/\u003cbr\u003e\r\n21. Audio output impedance: balanced XLR: 6.6K 02\/ unbalanced TS6.3mm: 440 Q\u003cbr\u003e\r\n22. Volume output: 30 level electronic volume control\u003cbr\u003e\r\n23. Display mode: 1.77 inch TFT color full view display \u003cbr\u003e\r\n24. Display content: channel, frequency, group, antenna A+B automatic selection, RF\/AF signal strength, transmitter battery power, RF strength setting, function locking, submenu display \u003cbr\u003e\r\n25. Control mode: automatic frequency coordination, frequency adjustment, volume adjustment, interface locking, frequency pairing, power\u003cbr\u003e\r\nswitch\u003cbr\u003e\r\n26. Control interface: RS485 code control 27. Audio output interface: unbalanced TS 6.35mm hybrid connector x 1\u003cbr\u003e\r\nIndependent balanced XLR audio connector x 2 (2 Channels)\u003cbr\u003e\r\nIndependent balanced XLR audio connector x 4 (4 Channels)\u003cbr\u003e\r\nIndependent balanced XLR audio connector x 8 (8 Channels)\u003cbr\u003e\r\n28. Power supply: 12V DC 2000mA max 29. Power: 2-channel 5W, 4-channel 10W, 8-channel 20W\u003cbr\u003e\r\n30. Working temperature: 10 C-60 C\u003cbr\u003e\r\n31. Working distance: about 80m (working distance depends on many environmental factors,\u003cbr\u003e\r\nincluding absorption, reflection and interference of RF signal)\u003cbr\u003e\r\n32. Package size: 520x405x70mm (one driven two) 520x350x170mm (one driven two conferences, one driven four)\u003cbr\u003e\r\n520x405x295mm (one driven eight)\u003cbr\u003e\r\n33. Weight: about 4.8kg (conference, one driven two) 5.7kg (conference, one driven four) 12.2kg(conference, one driven eight)","brand":"Studio Master","offers":[{"title":"Default Title","offer_id":50181786403098,"sku":"114543","price":975.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0894\/2714\/9082\/files\/studio-master-w4u-rh4--4-channel-digital-wireless-system-with-4-handheld-transmitters.webp?v=1756140982","url":"https:\/\/squarecable.com\/products\/studio-master-w4u-rh4-4-channel-digital-wireless-system-with-4-handheld-transmitters","provider":"SquareCable","version":"1.0","type":"link"}