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The representative machine with fixed microphone can make

 the participants speak, register the request for speech and listen to others. The microphone handle can be adjusted flexibly. In addition, the device also provides a two-way headphone connection, which enables you to hear other people's speech even when the background sound is very noisy. The built-in speaker will mute when the microphone is on to prevent acoustic feedback. Basic functions · reduce the headphone output volume to prevent acoustic feedback (activated when listening to the basic language and when the microphone is turned on) · the device can be used as either a delegate or a chairman (the DCN ￣ DBCM chairman button needs to be ordered separately) · the loop cable can be locked with a cable clip (DCN ￣ disclm, which needs to be ordered separately) The device can be equipped with two different lengths of microphone control and indicator light, microphone with red or green indicator light, microphone button with red, green or yellow LED indicator. Red indicates the microphone is active, green indicates that the request has been accepted, and yellow indicates "VIP" · when the delegate joins the notebook list, the VIP indicator light will be on (only available when using PC software) · headphone volume control button · hidden "de ￣ init" switches are interconnected. Two 3.5 mm (0.14 mm) are connected Inch) stereo jack type headphone jack · 2 m (78.7 inch) cable with molded six pin circular connector at the end · certificate and recognized area certification of six pin circular connector for loop connection European CE technical specifications electrical frequency response 30 Hz to 20 kHz headphone load impedance > 32 ohm < 1K ohm output power 2 x 15 MW / 32 ohm mechanical index installation Desktop (portable or fixed mount) dimensions (Height x width x thickness) (without microphone) desktop mount 60 x 210 x 140 mm (2.36 x 8.27 x 5.51 inches) microphone length DCN ￣ DS ￣ XX 312.3 mm (12.30 inches) DCN ￣ DL ￣ XX 477.4 mm (18.80 inches) weight DCN ￣ DS ￣ XX 1.2 kg (2.65 lb) DCN ￣ DL ￣ XX 1.2 kg (2.65 lb) Top color black (RAL 9017) back color silver white (RAL 9006) order information basic dcn-ds-cn representative with fixed stub microphone (CN), new generation of DCN system basic model representative with fixed stub microphone (China Version). Order number dcn-ds-cn basic dcn-dl-cn representative with fixed long handle microphone (CN). New generation of basic type representative machine of DCN system with fixed long handle microphone (China Version). Order number dcn-dl-cn basic dcn-ds representative machine with fixed short handle microphone new generation of DCN system basic type representative machine with fixed short handle microphone System chairman button (10 sets). Order No. dcn-dbcm dcn-disclm cable clamp (each set of 25) new generation DCN system cable clamp (25 pieces). Order No. dcn-disclm

Sales telephone (same number of wechat): 13428785305 QQ: 2461903042