Infrared wireless microphone system

Infrared wireless microphone

IWA-200, IWA-220

InfraRed Wall-mount Amplifier System

General Features

License free, interference free & eavesdrop free!
Easy to use and easily transportable between rooms.
Specifically designed for multiple adjacent rooms such as classrooms and conference rooms.
Compander audio circuit improves signal to noise ratio and reduces background noise.
Pilotone squelch mutes the receiver at standby stage.
Excellent high fidelity and dynamic range – ideal for speech applications.
No complicated frequency allocation and license problem.
1 inbuilt IR sensor and capable of extending reception with up to 3 external sensors.
Available types of transmitter includes handheld (IWH-201,301,401), beltpack (IWM-202,302) and pendant (IWM-402).
Optional chargers with smart charging circuit adopted.

Specifications

Model	IWA-220	IWA-200
No. of channel	Dual	Single
Receiving method	Infrared Superhet Receiving
Receiving frequency	CH1 : 2.08MHz, CH2 : 2.54MHz	2.08 MHz or 2.54MHz
Infrared wavelength	850nm
Modulation	FM
Peak deviation	± 25KHz
Pilotone frequency	32.768KHz
Compander	YES
S / N ratio	>68dB
Distortion	< 1% (at 1KHz)
Frequency response	100Hz - 10KHz ± 3dB
Output power	27W at 4Ω load
Receiving angle	Matrix Super Wide Angle
Built-in sensor	1 piece
External sensor inputs	3 pieces
Power supply	100-240V AC, 15V DC 4.3A
Dimensions (mm)	305 x 180 x 200
Matching transmitters	IWH-201, IWH-301, IWH-401, IWM-202, IWM-302, IWM-402

** Remark: The above specifications are subject to change without prior notice.