CS - 701 - c/D/representative function, chairman of the profile S this cell phone built-in speaker unit and has the function of the headphones S button type electronic volume is used to control the microphone at the base of the speaker volume, eliminate mechanical potentiometer rotation noise S microphone ON/OFF the long life, no noise light touch switch S microphone WangTou digital red light has a circular ring, can clearly show the microphone working condition S receiver unit power supply by a central controller, the input voltage DC13V, belongs to the safety of power supply S single point to select super cardioid condenser microphones core device, make the microphone output sound pressure uniformity is good S cell phone base with yellow and green LED indicator light, to indicate a waiting for, such as opening and closing work status S chairman unit number is not restricted, and may be placed on a circuit at any position S, chairman of the unit is not restricted by mode switch S, chairman of the unit with functions of control, to ban to speak on behalf of the unit is preferred, in order to control the order of the whole conference S all cell phone have independent switch function S published reference microphone distance of 20-120 cm S microphone standard host models: CS - 7000 - m Technical parameters S sensor types: capacitance S point features: super cardioid single point S frequency response: 70 hz - 16000 hz S sensitivity: - 47 + / - 3 db @ 1 KHZ S input voltage: 13 v (host unit power supply) S built-in speakers: 8 Ω 2 w S minimum output impedance: 1 k Ω S total distortion < 3% maximum sound pressure: 124 db S equivalent input noise sound pressure: 24 db (A) S signal-to-noise ratio: 68 db (A) S output socket: 8 p terminal block S data link: 2.1 m 8 p shielded wire S microphone net weight: 1.2 KG
