・Debra Audio AU400 4 channel wireless microphone system.(Two set freuqncy point: A- 501/511.5/524/538.5 B-506/517.5/531/546.5)・These series products adopt UHF frequency and use the international standard common frequency which can be used in all over the world.・Due to the low frequency and many reasons, traditional wireless microphone usually disturbed by many factors especially by the variety of harmonic which send off by the CD/DVD/VCD/LD and other any digital equipments.・Squelch circuit usually analysis the intensity of the RF frequency channel instead of the noise and the needed signal. Using the low traditional wireless microphone in the complex environment or when the signal of the microphone is week or the microphone is closured, the squelch circuit many suddenly opened which result the receiver send out a strong burst of noise.・It ideal for church, small DJ KJ stage, birthday wedding or family party, conference, classrooms, small karaoke night etc.説明: Wireless System Operation: Quad channel UHF wireless microphone system to enjoy cable-free operation. Metal build receiver for durability and high quality plastics component build handheld mics for light-weight feature. Individual volume control to precisely balance and adjust vocal sound. Green LED lights above each volume knob enable users visualize the pair up between receiver and transmitters. The Red LED lights would show the power ON/OFF. The Green LED lights would show the Audio signal. System Performance: Cardioid mic capsule enables easy sound pickup and smooth sound transmission, delivering state-of-art clear true sound performance. Stable fixed UHF signal ensures unsurpassed interference-free distortion-free operation, operating distance is up to about 300ft line of sight in open space. It is more good that all VHF wireless microphone system. Perfect for karaoke, meetings, public speaking, interview, group karaoke, broadcasting, church, and outdoor events Simple and easy to use: Easy setup wireless microphone system and convenient operation with ON/OFF switch on cordless mic. The bodypack have the Knob control the ON/OFF and the volume. Metal receiver have 4 independent XLR outputs and one 1/4“ mixer audio output jack to connect to your amplifier, mixer, or other PA system. List in the pacakge( 4 Bodypack option): 1x UHF wireless receiver 4x Lavalier microphones 4x Headset microphones 4x Bodypack 1x 1/4" audio cable 1x AC/DC power adapter 1x user manual(English)カテゴリー: マイクメーカー: Debra Audioブランド: D Debra高さ: 40.9 センチ幅: 28.5 センチ奥行: 12.9 センチ重量: 2.0 Kg当サイトをご覧頂き誠にありがとうございます。弊社商品は全て正規店からの新品・並行輸入品です。税関手続・関税払いは全て弊社で対応の上、全国送料無料でお届けします。弊社海外倉庫より国内に発送しますので、お届けまで2-15営業日程度お時間を頂いております。税関検査により無作為に開封された場合、ごく稀に外箱に損傷が生ずる場合がありますが、商品自体の品質には問題ございませんのでご安心ください。（商品が電波法上の技術基準に適合する必要がある無線機器の場合：商品は並行輸入品のため、電波法上の技術基準に適合致しません。日本国内で使用すると電波法に違反する恐れがありますので、ご購入・ご使用には十分ご注意ください）