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True Diversity Dual Channel Wireless Headset Microphone with Belt-Pack Receiver for Professional Audio
True Diversity Dual Channel Wireless Headset Microphone with Belt-Pack Receiver for Professional Audio

True Diversity Dual Channel Wireless Headset Microphone with Belt-Pack Receiver for Professional Audio

Min.Order: 1
Product origin: Guangzhou, Guangdong, China
Infringement complaint: complaintComplaint
US$ 189 ~ 258.7

Description

True Diversity Dual Channel Wireless Headset Microphone with Belt-pack Receiver for Professional Audio

Features:

1. True diversity receiver, dual channel independent signal selection system, which can minimize the occurrence of frequency interruption;
2. Dual channel independent AFS frequency automatic search function, which can quickly scan and lock the frequency with the least interference in the working environment;
3. The receiver and transmitter use IR infrared frequency matching technology to synchronize the code with one click;
4. Professional performance level phase locking circuit, combined with noise locking noise control and digital pilot technology, when the transmitter is turned off, the pilot control mutes the AF signal to suppress noise, while also silencing the corresponding receiver. It ensures effective blocking of interference signals;
5. The backlit LED display screen indicates the RF and AF signal strength, battery status, diversity channel indication (A/B),
frequency, frequency group/channel, and other operating states;
6. Adopting the latest developed "Audio Reference Compression Extension" patented technology, it has excellent dynamic response and excellent sound quality;
7. True diversity wireless systems are designed specififically for touring and fifixed installation purposes, providing the
highest reliability, sound quality, and transmission stability.

 

Model
MPRO-22BD
Frequencies
200 selectable frequencies within a 50MHz bandwidth
Receiver
 
Operating frequency
640-690MHz
Control
Microcomputer CPU control
Oscillating mode
PLL phase-locked loop frequency synthesis technology with 2*100 channels for free selection of multifunctional LCD.
S/N signal-to-noise ratio
>105dB
T.H.D distortion
<0.5%
Frequency response
40Hz-18KHz
Launcher
 
Working frequency
640-690MHz
Control
Microcomputer CPU control
Oscillating mode
PLL phase-locked loop frequency synthesis technology with 2*100 channels for free selection of multifunctional LCD.
Unique audio/RF level display, battery voltage display, infrared frequency matching
Frequency stability
± 0.002
Pickup gain adjustment knob
-20dB to+35dB
FM maximum modulation frequency deviation
± 45KHz
RF output power
High 10mW/low 5mW
High order harmonics
Above 60dB below the main wave reference
Using batteries
2 AA batteries - can be used continuously for about 8 hours
RF transmission frequency range
640-690 MHz
Working range
100 meters (350 feet) under typical conditions, 300 meters (900 feet) at a straight outdoor distance
Note: The actual working range depends on RF signal absorption, reflection, and
interference
Audio frequency response
40-18000 Hz, (+1 dB, -3 dB)
Note: The overall system frequency response depends on the selected microphone unit
Material
Aluminum alloy


FAQ
1. How long is the lead time?
Generally 4 weeks. If any urgent orders for projects, we will do our best to expedite the process and deliver faster, But for OEM orders, lead time would be little longer on the first order since we need more time to communicate the requirements and confirm artworks....

2. What's your payment term?
Our policy is at least 30% deposit before production, and 70% paid before shipment date. Certainly, L/C is also acceptable.

3. How do you pack my goods to ensure intactness in the course of transportation?
We always take care of our products and pack them properly. For example, we use strong cardbox (export carton) stuffing with enough foam/ bubble and inner boxes for air shipment or express, and optional pallet packing could be used for LCL sea shipment for better protection.

4. What's your delivery term?
We quote and deliver on the term of FOB Huangpu (except EXW term for small orders. Of course, CIF, C&F or even door to door is acceptable, so we will check and quote the shipping cost additionally.

5. How about the warranty and after-sales service?
Our warranty is 2 years, but considering the long transit time to oversea customers, we offer two and half year warranty from the production date on serial numbers on. For any failure (no-human included), we shall provide you free spare parts and instruction for repair.

6. What's your advantage over competitors?
A very good questions: Our advantage is more than 10 years expertise and experience in the commercial audio industry, we are good at listening to my customers, getting to know their need and proposing right solution with reliable products. With support from specialized R&D and proficient production teams, we succeed in offering innovative and sophisticated audio equipment of cutting-edge technology, and always keep in mind that to make our customers win and profitable is the core in business cooperation.
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