mono usb speaker speaker circuit board

Features:
Bluetooth Hi-Fi and Super Bass System
Wireless music streaming loud volume
Engineered for exceptional clarity of sound
Powerful built-in amplifier for a surprisingly loud volume without distortion.
Compatible with non-Bluetooth devices connected through the line-in cable
850 mAh high-capacity Lithium battery for up to 6 hours continuous playback(Line input up to 12 hours)
Line input for wired playback
Compatible with all devices featuring Bluetooth or a 3.5mm jack
Bluetooth protocol: CSR solution: 2.1 + EDR
Bluetooth Support A2DP, AVRCP
Speaker output power: 4Ω 3.3W
Compatible with all standard USB chargers (PC, Car, Mains)

mono usb speaker speaker circuit board

Technical Parameters:

speaker circuit board

Founded in 2003, Foshan Nanhai XIBON Audio Equipment Factory is a company specializing in research and development, manufacture of professional stage power amplifier, speakers and other audio equipment. All products have passed China's compulsory product certification CCC certificates. Based on the principle of "Quality and Integrity Come First", the company's products not only occupy a certain market share for domestic audio, but also export to more than 20 countries and regions in the global market, with high international presence.

Since the company was founded, we gather a large number of well-known experts in the research and development of audio engineering, audio technology, and process design, increasingly applying international latest technologies and design concepts to the products. The factory always adheres to the idea of sustainable development and innovation. After nearly 10 years of development and growth, the factory has modernized its own manufacturing base. We have advanced automatic AI production equipment for manufacture, a fairly strong sales team for sales system, and perfect after-sales service for customers, winning their trust.

Business Process:

Inquiry ----> Drawing ----> Mould Confirmation ----> Sample Confirmation ----> Placing Order ----> Delivery

Testprogram:

3 steps test program to guarantee the quality of the product Strictly:

Inspection of raw materials+Production testing+Finished product Testing

Terms & Conditions of Trade:

1) Money Transfer; PayPal; Money Gram; Bank Transfer; Escrow; Way of payment T/T or Western Union. 
2) Order's payment: T/T 30% deposit, T/T balance before delivery

3) Delivery Time: 15 to 30 days after sample confirmed & down payment.

(1). OEM 
(2). Customize design; 
(3). Top perfomance power amplifier; 
(4). Mature export market all over the world 
(5). Excellent performance, good quality and competitive price 
(6). High efficiency toroidal transformer power supply, large high-energy linear power supply device. 
(7). HI-FI machine grade material used and the topic level components, carefully selected production. 
Sound structured, clear air, clean, solid driving bass speakers.

Package
5steps of packaging process, protected products from being damaged in the long distance transport:

Transparent film+ Color box+ Thick carton+ Environmental Woven bag+ Packing belt