Wireless Microphone Systems

Features: 1. Widely used in classroom for classroom audio enhancement. 2. Ir code, easy to set up the link between the transmitter and receiver. 3. Hnad free and portable, neck pendant design. The voice does not drop out even the teacher facing the whiteboard. 4. Excellent noise filter, no cross talk, long distance transmit ability. 5. Support interactive talk when using two microphones. 6. Work under 2. 4g frequency, more stable and wide transmission. Application: Classroom, conference room Specification: Easymic r-e2 Dc power 7.5v Output current:100ma/160ma(working) Color:painting gray/black + red Weight:1.1kg Dimension standard 1/2u Frequency 2402~2480mh2(auto) Sensitivit y 82dbm(0.1%ber) Frequency response 50hz~20khz(3db) Snr:ú+90db Pattern :gfsk, bt=0.5gaussian Link:ir code Antenna:sma/tw Easymic t-e2 Working duration:í²6hrs Charging duration:ín4hrs Battery :3.7v/500ma, lithium battery Battery life ú+500times(full charged and full released) Working mode:ir code connection, auto frequency hopping Use mode:hand-set/neck-set/land-set Emission power:20mw Emission length:50m Frequency :2402~2480mh2(auto), ism Link:ir Sensitivity:82dbm(0.1%ber) Fr equency response:50hz~20khz(3db) Snr:ú+90db Pattern :qfsk, bt=0.5gaussian Dimension 23.8mm(w)x16mm(l)x93mm (h) Weight:28g(including battery)

Mc-310 Specifications£º Frequency range: 730-960mhz Automatic transmitter setup channels: 200 Display model: lcd Oscillation mode: pll synthesized Frequency stability: ¡à10ppm Receive mode: superheterodyne Input sensitivity: -90dbm Audio response: 40hz¡«20khz T.H.D. At 1khz: ¡ü0.5% Signal to noise ratio: ¡ý110db Rf output: 10mw(50mw max) Modulation mode: fm Battery requirement: 2¡á1.5v aa size

Uhf wireless microphone/ wireless microphone/ wireless karaoke microphone Selling points: 1. Uhf 99 channels 2. Customerized uhf wireless microphone Solution 1: with wireless microphone Solution 2: with body pack transmitter and headset microphone / lapel microphone 3. Frequency: 670-690mhz, transmitting distance: 70-100m, transmitter battery 12 hour Model: bl-1003 mini uhf wireless microphone system Features: Receiver Power supply: ac100~240/45~60hz External dc power: 16~20v Power consumption: 5w S/n ratio: >90db; p/n ratio: >80db; f/n ratio: >80db Receiving sensitivity: 5dbu(sinad=20db) Transmitter Transmitter power: 10mw Modulation mode: fm Maximum deviation: ± 50khz High harmonics: more than 40db(with carrier) Battery voltage: aa 1.5v× 2/9v Battery life: 12 hour Power switch noise: provide with perfect switch noise deducted circuit Main function Frequency range: uhf 670-690mhzmhz Frequency stabilization: < ± 30ppm Dynamic range: >90db Total harmonic distortion: < 0.5% Frequency response: 40hz~20khz± 3db Audio outpout: separate type: 0~± 500mv Mix type: 0~± 300mv

Model: bl-1031 uhf dual-channel wireless microphone system Boly bl-1031 wireless microphone system delivers superior sound quality and professional features. It is designed for a wide range professional application with 200 selectable channels. For easy use with multiple systems, no confusing frequency groups. It can be placed next to speakers with no feedback or distortion. It is perfect for professional use at any events. Selling points: 1. Uhf 200 channels 2. Customerized uhf wireless microphone (decided by client) Solution 1: with wireless handheld microphone Solution 2: with body pack transmitter and headset microphone / lapel microphone 3. Frequency: 780-840mhz, transmitting distance: 120m, transmitter battery 8 hour 4. Adjustable transmitting range, from 20m to 120m. 5. Big backit lcd display 6. The handheld transmitter (microphone) have mute and lock function. Features: Uhf 670~840 mhz quartz control phase locked. 200 channels Hight-fidelity cartridge module. Super anti-jamming circuit design. Super-low background noise. High effciency batteries consumption design. Scope of application: ktv, school, hall, family, party.

1.1. This system consists of one or two 2.4 ghz digital transmitter(s) + one 2.4 ghz digital receiver or one 2.4 ghz digital receiver + digital stereo amplifier or one 2.4 ghz receiver + digital stereo amplifier + speakers (all-in-one unit). 1.2. Performed uninterrupted transmission and true regeneration of audio Signals to a level of cd quality sound. 1.3. Unlike other conventional analog systems available in the market, the frequency employed, intrinsic characteristics of the digital technology and aeis engineering know-how and skills incorporated into this system made it possible for this system to perform the following unique and convenient functions in addition to ordinary functions of Transmitting audio inputs wirelessly to a receiver unit. leave no or extremely minimal room for radio wave interferences for 2.4 ghz being far Away from most commercially used bands of uhf and by digitally pairing ids between a Transmitter and a receiver. This system allows users to select one of 99 id sets for Pairing between the transmitter and receiver. enable a mp3 player to transmit its output from the transmitter to the receiver to Entertain audiences. control the receivers output remotely and wirelessly from the transmitter. This unit Has a built-in volume control knob as an added convenience for users to be able to Control the output of a receiver by adjusting the knob. As a result, users do not have To run to the receiver to adjust the speaker volume when necessary. This functionality Is possible only because this system is a full digitally communicating unit between a Transmitter and a receiver. 1.4. This system can be a very useful and effective tool for the following occasions. lecturing at classrooms preaching at churches presenting at conferences entertaining at indoor or outdoor social/family gatherings

Built with human satisfaction in mind this is the best solution

* EZ-TOK M6 is the premium product we have developed with our world proven digital audio and wireless technology bringing the whole new education experience to a teacher and students. * Built with human satisfaction in mind, this is the best solution for the fast changing education environment.

Professional microphone manufacturer: wireless microphone, UHF wireless microphone, VHF wireless microphone, headset microphone, lapel microphone, pro mixer, Karaoke microphone, PC Microphones, meeting microphone, wired microphone.

Wireless karaoke system/ wireless microphone system/ uhf wireless mic Bl-1004 uhf handheld wireless system (with plastic case) Scope of application: hight-class ktv, high-level performance & presentation, stages, big & small parties. -selling points: 1. Uhf fixed frequency 2. Customerized uhf wireless microphone Solution 1: with wireless microphone Solution 2: with body pack transmitter and headset microphone / lapel microphone 3. Frequency: 420-560mhz, transmitting distance: 70-100m, transmitter battery 8hour 4. The antenna can be changed to black plastic antenna. Specifications: Fixed receiver: Power supply voltage: ac220v/45-60hz Power consumption: 5water Snr: > 90db False interference ratio: > 80db Adjacent channel interference ratio: > 80db Receiver sensitivity: > 5dbu (sinad = 20db) To add: 50us Handheld microphone: Transmit power: 20mw Modulation: fm, f3f Maximum modulation: ± 25khz High-order harmonic: less than over the main porgy quasi-40db Power supply voltage: 9v Continuous use of time: 6 hours Comprehensive performance: Carrier frequency: uhf420-560mhz Frequency stability: 90db Harmonic distortion: