Wireless Microphone System

2.4G MIC

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Our main products are in several categories, portable PA system, install PA system, wireless audio system included VHF, UHF, 2.4G and inferred.

Products Detail

2.4G Wireless System Specification

Promic Model No.: UR-240

Item	Transmitter	Receiver
Operating Voltage	3.3V-3.7V	3.3V-3.7V
Operating Current	140MA	200MA
Operating Frequency	2400-2483.5MHZ	2400-2483.5MHZ
Transmission Power	100mw (Maximum) 10mw(Minimum)	X
Modulation Mode	GFSK	GFSK
Channel Spacing	4M	4M
Receiving Sensitivity	X	﹤-88dBM
Audio Sampling Rate	48KHZ	48KHZ
Audio Sampling Resolution	16bit	16bit
Frequency Response	20HZ--20KHZ	20HZ--20KHZ
THD	0.1%	0.10%
SNR	≥80DB	≥90DB
Operating Temperature	-10--65℃	-10--65℃
Li-lon Battery	3.7V 600mA	3.7V 1800mA
Operation Range	20-30m ( Hi TX power) 10-15m (Low TX power)	20-30m
Working Time	6 - 8 H	6 - 8 H
Remark	﹡3.5mm mic in ﹡Built-in condenser mic ﹡USB port for charging ﹡Built-in laser pointer ﹡PPT presenter USB Receiver is optional accessary	﹡3.5mm audio out ﹡20 channel selectable ﹡Auto pairing with TX ﹡USB port for charging

Specification

Output Power	10W	Recording time	240s
Audible range	About 100 Meters	Operation Voltage	3.7V DC

Battery installation: Battery cover is at the end of handle. Press the push-button

to open the cover, then insert the battery into the corresponding slot.

Battery charge: Charge battery with USB cable. The charging LED show Blue during charging. Dim when the battery full charged.

Operating instructions:

[ON/OFF]: Short press to power On/OFF

[RECORD]: Press to record message, press again to end recording. Please adjust the volume to minimum by long press [VOL- ] The maximum recording time is about 240 seconds.

[PLAY/BLUETOOTH]: Short press the button to play recording file. Long press to enable Bluetooth. Search the device name” Megaphone” on your smart device to pair. Long press again to turn off the Bluetooth.

[MUSIC/SIREN]: Short press to play internal music. Long press to play siren. Press again to turn off the music/siren

USB/TF Playing

[VOL- ]: Long press to decrease the volume and short press to play previous file.

[VOL+ ]: Long press to increase the volume and short press to play next file