Model: R7330 wireless microphone system

Model: R7330 wireless microphone system

Electronics and Communications Home Audio,Video & Accessories

FOB Price:US$ 137.67 / Set(s)

MOQ:1 Set(s)

Payment Method : L/C T/T

Keywords:wireless microphone microphone wireless microphone professional buy wireless microphone uhf wireless microphone karaoke microphone wireless microphone uhf microphone system wireless wireless microphone system professional microphone

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Product Category:	Electronics and Communications > Home Audio,Video & Accessories	Trademark:	Liwmik
Product Package:	Printed cartons suitable for long distance transportation	Specifications:	Carton size: W545mmD405mmH375mm (5 set of products in each carton)
Place of Origin:	China	Port:	Zhuhai, Shenzhen, HK

Contact: Mr. Davis Lu-CMO (Chief Marketing Officer)

TEL: 0086-756-3292387 FAX: 0086-756-3292370

Email: 3@liwmik.com

Mob: 0086-189 2692 8039

WeChat No.: Lu13928091976

Int'l Marketing Dept: 4@liwmik.com，5@liwmik.com

NOTE:

1. FOB (Zhuhai,Shenzhen, HK) or CIF prices are available based on your specific needs.

2. Colorful plastic anti-slip rings & anti-falling pads matched to handhelds (as shown by the photo) are to be sent to buyers free of charge.

3.Liwmik various colorful metal handheld-microphones are available as shown by the photo.

4.The buyers who buy our K, R, U series of microphone system products will be sent our handheld wired microphones (free of charge) by “1 pc sent for every 10 sets bought” ratio. As our stockpile of the free gifts is limited, the “Rewarding Customers” activity will end when the free gifts run out.

PARAMETERS OF THE SYSTEM:

Description of the product:

Wireless microphone system w/ one receiver + two handheld microphones (red-grey) (1 match 2)

Matching quantity between receiver and transmitter: each receiver can match 2 transmitters (1 match 2)

Range of frequency：500 -1000 MHz (to be adjusted according to buyer's actual need)

Method of modulation：Broadband FM

Adjustable range：50MHz

Quantity of channels：200

Channel spacing：250KHz

Frequency stability：±0.005%

Dynamic range：100dB

Max. drift of frequency：±45KHz

Audio response：80Hz-18KHz(±3dB)

Integrated signal-to-noise ratio：>105dB

Integrated distortion：≤0.5%

Working temperature：-10°C--+40°

PARAMETERS OF THE RECEIVER：

Mode of receiver：Double frequency conversion superheterodyne

IF frequency：1st IF：110MHz，2nd IF 10.7MHz

Wireless interface：BNC/50Ω

Sensitivity：12 dBμV (80dBS/N)

Adjustable range of sensitivity：12-32 dBμV

Spurious suppression：≥75dB

Max. output level：+10 dBV

Power supply: 12V/1000mA, AC/DC Adapter in line with international standards:

(Input:AC100-240V,50/60Hz

Output:safety voltage DC12V, 1000mA.

Safety certificates such as CE, UL, etc. & plugs suitable to different nations are available)

PARAMETERS OF THE TRANSMITTER：

Type of the transmitters：Handheld microphone transmitter

Mode of antenna: Built-in helical antenna

Output power: high power 10mW；low power 3mW

Spurious suppression：-60dB

Power supply: two AA batteries

Utility time: more than 10 /15 hours at 10/3mW respectively

※ FEATURES OF THE PRODUCTS

1. UHF (Ultra High Frequency) range and advanced DPF (Digital Pilot Frequency) technique

are adopted with less disturbances and more reliable transmission of signals than 

traditional VHF (Very High Frequency) range.
2. The DPLL (Digital Phase Lock Loop) multi-channel frequency composing technique can provide as much as 200 channels by 250KHz spacings within 50MHz frequency bandwidth facilitating dozens sets of the product being used at the same time to avoid easily various disturbances.
3. AIFS (Automatic Infrared Frequency-Synchronizing) technique is adopted. Even if frequencies of the transmitter and the receiver are adjusted to be untuned, just pressing 

the “Sync”button will allow the transmitter to track frequency of the receiver and adjust 

their frequencies to be the same automatically. Easy to use.

4. Unique high/low power switching function allows either fluent using of the product in 

places like mass rallies (high-power transmission) , or saving power of batteries when it is 

used in school classes or KTV (Karaoke Television) rooms (low-power transmission).
5. Unique "receiver’s sensitivity-adjusting function" allows its sensitivity to be adjusted according to actual needs to increase either the capacity to resist disturbance or 

the receivable distance.
 Max. working distance between the transmitter and the receiver can reach 200 meter.
 Function of ASF (Automatic Searching non-interference Frequency) points.Easy and quick.
 Pressing the “Lock” button can lock the frequency and avoid misoperation in working.
 Coded lock allows presetting and limiting total times of the product to be turned on.
 Electronic volume control: 0-39 stages adjustable with 2dBm adjusted by each stage.
 The interface between USB and earphone using serial communication can control the songs-selecting-device and the central control unit, and can follow up pictures in videoing.
 “One button to install” function can build-in 100 group of installing frequency points to facilitate dozens sets of the product to be used to set their frequency points simultaneously.
 There are 4 preset equilibrium modes: (1) straight flat, (2) bass increased, 

(3) high pitch cut, (4) bass increased and high pitch cut.

14. The receiver panel is equipped with a headset listening jack, convenient for installers 

and operators to monitor the on-site sound effect.

15. The high-end total-view high definition LCD display screen can show clearly real-time working data of the system from any angle, such as working frequency, AF/RF signal

intensity, working frequency points, and power of transmitter battery, etc.

16. High quality , high density shielded cables with 6.35 interface for audio frequency 

allow signals to be transmitted to the preamplifier or mixer without loss. Thus higher 

fidelity of sound-transmission can be ensured.17. Gold-plated copper AF interfaces of receiver and the matched 6.35 AF cables can 
ensure perfect transmittion of audio frequency signals. 

18. Wide audio response frequency range of the product covers the frequency range 
of sound waves that can be heard by human ears. Whether it is deep bass, melodious 
mediant , or loud and clear treble, all voice can be perfectly transmitted and reproduced 
to ensure the Hi-Fi sound effect.
19. Advanced CPU and exclusive designed software are used to make the whole system 
run accurately, efficiently and professionally.
20.All the receiver panels are carefully designed, reasonably arranged and easy to operate.
21.The handheld transmitter has advanced functions of automatic mute, falling mute, automatic power-off after 10 minutes without use.
22. Automatic "Low Battery" warnings are built-in the handheld transmitters to provide convenience to users.
23. Steel case of the receiver, adopting standard 1U case design and spraying painted wearproof water-wave finishing, looks very nice and is strong, durable to use.
24.Years of experience, professional design, quality materials and components, plus meticulous manufacturing process, create together the excellent product w/ high quality, outstanding performance and pretty appearance.

Contact Name:	Mr Davis Lu	Contact Email:	3***@liwmik.com
Contact Job Title:	Export Manager	Contact Mob:	189***039
Contact Tel:	0086-756-3292387	Contact Fax:	0086-756-3292370
Address:	4/F, No. 12 building, Jingle Road, Jida Street, Xiangzhou District, Zhuhai City, Guangdong Province, China	Website:	http://www.liwmik.com/indexEn.html

Zhuhai Gaoge Electronics Co., Ltd. (hereinafter called "Gaoge"）was established in Nov., 2011 with a registered capital of RMB 2 million.

Gaoge is located at No. 12 building, Jingle Road, Jida, Xiangzhou District,

Zhuhai City called "city of happiness" in Guangdong, the most ecnomically-advanced province in China.

Gaoge is a professional designer, manufacturer & exporter focused on R&D, production and marketing

of wireless microphone systems, antenna amplifying distributors

& audio equipments with Liwmik brand.

Gaoge conforms to and has gained ISO9001:2015 quality management system certification. Gaoge has adopted advanced ERP, CRM and OA management softwares to guarantee the management system accurate and efficient.

Main Gaoge products :

-Wireless microphone systems used in entertainment and shows;

-Wireless microphone systems used in conferences;

-Professional radio frequency antenna distributors used in shows;

-Wired microphones;

-Audio power amplifiers;

-Loud speakers, etc.

Our products can be used widely in many places such as KTVs, Karaoke, clubs, shows, cinemas, theaters, fairgrounds, streets, banks, post offices, shops, exhibitions, halls, homes, villas, schools,

universities, resorts, hotels, resturants, training classrooms, headquarters, offices, commercial buildings, workshops, supermarkets, shopping centers, churches, mosques, hospitals, resthomes, government offices, police stations, military camps, airports, seaports, railway stations, bus stations, stadiums, museums, prisons, and so on.

In short,

where you need to send your voice to other more persons nearby,

or share your voice or beautiful singing with others nearby,

where our products can be used effectively,

Limwik Gaoge Voices Better

Gaoge owns hundreds of excellent product models welcomed by customers and users around the globe.

Gaoge has excellent working teams with over 100 employees,

consisted of professional manufacturing, quality management, marketing & service teams, and a R&D team with high reputation and strong capabilities in the industry.

Gaoge is in coopeation with hundreds of technical partners and business clients both at home and abroad to provide 1st class products & service to end customers across the world.

Gaogo has always been adhered to its principles of "quality first, customers first, good service, honoring contracts".

If any questions or inquiries, please feel free to contact us.

Thank you.

Values of Gaoge.jpg

.......................................................FAQ......................................................................

1. How can I get the price?

- We usually quote for you within 24 hrs by email after we get your inquiry (except weekend and holidays). If you are urgent to get the price, please email us or contact us in other ways so that we can offer you a quote ASAP.

2. Can I buy some samples first?

- Yes. Please feel free to contact us. Samples are usually available in 5-7 days after confirmation.

3. Are your product's price negotiable?

- Yes. It depends on your order q'ty. The bigger q'ty, the lower price. "Win-win" between us and customers is our pursuing objective.

4. What is your lead time?

- It depends on the order quantity and the season you place the order. Usually we can deliver to transportation ports within 7-15 days for small quantity, and about 20-30 days for large quantity.

5. What is your payment term?

- T/T or L/C acceptable. Other ways negotiable.

6. What is the shipping method?

- The products can be shipped to buyers by sea, by train, by air, or by express (EMS, UPS, DHL, TNT, FEDEX etc) according to your request. Please confirm with us before placing orders.

7. How do you make our business long-term and good relationship?

- The CEO & Founder of our Gaoge company, Mr. Xiang, has nearly 20 yrs hands-on professional experience and good reputation in the industry (including many yrs in TCL company, a very famous giant in China's home appliances industry). He's a skilled engineer and reliable boss. We can guarantee the most "cost-effectiveness" of our products for you to help you boost up your business.

- We keep good quality and competitive price of products to ensure our customers benefit. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

8. Do you have any preferential policy to new customers?
1) Liwmik various colorful metal handheld-microphones are available (optional) as shown by the photo above.
2) Colorful plastic anti-slip rings & anti-falling pads matched to handhelds (as shown by the photo above) are to be sent to buyers free of charge. 
3) The buyers who buy our K, R, U series of microphone system products will be sent our handheld wired microphones (free of charge) by “1 pc sent for every 10 sets bought” ratio. 
As our stockpile of the free gifts is limited, the “Rewarding Customers” activity will end when the free gifts run out.
9. Are your products quality-reliable?
-Yes. Our company passed ISO9001 quality management system certification. Only after the most strict incoming inspection, qualified components and raw materials are allowed to be put into production. Each product is strictly processed online and pre-packing inspection, to ensure 100% of the factory's products to be qualified before delivery. 
10. Are your products cost-effective?
-Yes. Our products are probably the most cost-effective in mainland China due to the reasons below:
1) For VIP buyers whose order q'ty is no less than 1X20'GP or 1X40'GP or 1X40'HQ container, the bottom prices here listed can be lowered further because the "unit average FOB cost" of the products will be lower in such situations. For details, please free free to contact us.
2) Advanced ERP, CRM, CAD, CAM, CAT, OA and other management softwares are used to ensure excellent and efficient operation of the company's management system and outstanding cost-effectiveness of the products.
3) We arrange the most cost-effective transportation companies to reduce delivery cost as much as possible for customers.
4) We help customers to reduce their import-duty by issuing C/O (Certificate of Origin).
Special Attention Please: The customers from the nations/regions (as listed below) that have signed "Free Trade Agreements" with China can enjoy the most preferential "import tax rate" by declaring our C/O to your nations/regions customs. For more details, welcome to contact us. (HK, Macao, ASEAN's 10 member states,Korea, Australia, New Zealand, Pakistan, Chile, Peru, Switzerland, Iceland, Mauritius, Maldives, Georgia, Costa Rica, RCEP's member states)
11. What's your company's credibility?
Our company has been granted the honoring certificates:
AAA Grade Enterprise Credit Evaluation Certificate,
AAA Grade Quality & Service Integrity Enterprise,
AAA Grade Observe Contracts & Keep Promises Enterprise,
by "CHINA BUSINESS CREDIT PUBLIC SERVICE PLATFORM" due to our excellent business record since the establishment date.

Contact: Mr. Davis Lu-CMO (Chief Marketing Officer)

TEL: 0086-756-3292387, FAX: 0086-756-3292370

Email: 3@liwmik.com

Mob: 0086-189 2692 8039

WeChat No.: Lu13928091976

Int'l Marketing Dept: 4@liwmik.com，5@liwmik.com

Zhuhai Gaoge Electronics Co., Ltd

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