External Sound Card

External Sound Card

Our BL-SU71, BL-SU21 or BL-SU51external sound card can be regarded as a optimum high interpreted solo-chip USB audio solution for most computers. All the needed analog moulds have been embedded in this product. It consists of 7.1sound track DAC, earphone buffer, 2CH ADC, microphone gain mould, phase locked loop, voltage stabilizer, and USB transceiver. To high-end USB external audio box, USB multiple sound track earphone, or USB multiple sound track speaker, It is an good converser of audio signal, and a bridge.

This BL-SU71 sound card has the jacks for most stereo microphones and earphones. It has the S/P DIF I/O jacks, and the sampling rate is 48 kHz. Its special driver can make it capable of speaker conversing, karaoke playing, and much other function. It can converse the line signals of microphone, CD player, MP3, TV, recorder, etc. into digital signals, and store the digital signals. It supports the plug and play, and save the trouble of installing driver. It can shield the integrated sound card interference automatically, when activated. It has power on/off switch and volume controller, so it can be used easily.

The BL-SU21 and BL-SU51 external sound cards have blue casing, and look like U disk. Their microphone jacks support de-noising. They can make perfect audio chat. Under the environment of WIN2000, WINXP, and WIN3003, there is no need to install the driver for them, but just need to plug the pin of earphone or speaker into it. They have small sizes, and can be easy to carry. They are compatible with USB2.0 pure digital audio output. They have little LED lamps. The two sound cards support the plug and play too. They feature multi-channel technology, and can create the strong dynamic sound. They support the earphone and speaker switch.

Technical Parameters
ModelBL-SU71BL-SU21BL-SU51
Sound trackAnalog 7.1 2.1 5.1
Audio port Front: LINE OUT FR/FL
Middle: BASS OUT
Back: LINE OUT BR/BL/ SB CH OUT
MIC IN/ LINE IN/PHONE OUT
MIC IN/ LINE IN/PHONE OUT 5.1 SOUND OUT/ MIC IN/ PHONE OUT
Sampling digit48 KHz(play)
44.1 KHz(record)
24 bit 24 bit
But portUSB 2.0
TypeExternal
ApplicationHousehold

We are an external sound card manufacturer based in China. We offer an extensive line of products, including 10/100Mbps LAN card, wireless access point, managed gigabit switch, wireless card, and much more.

Related Names
USB Audio Card Supplier | Music Listening | PC Component

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