AliPrice Shopping Browser
Support multi-lang
Install the Browser Extension and click the Buy-for-me button to jump to the AliPrice Agent website to place an order.
Copy product link and search it.
Select product's color and quantity.
Upload product info.
Pay for the products and shipping fee in China.
AliPrice Agent will buy for you after receiving the order.
Quality inspection and stored in the warehouse.
Visit 'My Products' and then click 'Submit Package'.
Pay for intl shipping fee and service fee.
Consolidate and pack products, reinforce package, weight and send out for delivery.
Once you have received the parcel, you can confirm the delivery via 'My Agent Package'. If you have any question regarding to the parcel, you can also choose the relevant parcel and add note for After-sales Service.
链接:https://pan.baidu.com/s/1Gi-D9MdJN9niufCu-4F1Xg?pwd=1234
提取码:1234
PCM2704 USB声卡/DAC解码器
尺寸:58*58*24MM(不含端子).
USB输入,同轴,光纤,模拟输出.
按键只对模拟输出有效
产品介绍:
主芯片採用BB公司的HIFI级PCM2704 USB 解码芯片,其性能优于市场上最常用的低端芯片CM102S系列 ,电源採用USB供电,输出端可直接接耳机,也可做前级.数字输出可为更高级的DAC 解码器提供SPDIF数字信号,以得到更好的音质.由于是外置声卡,避免了机箱内严重的电磁干扰,信噪比和音质得以提高.
PCM2704是一块单片数模转换芯片。它有两个数模转换输出通道和一个一体化的USB接口控制器。接口符合USB1.1标准。PCM2704可以接收48KHz、44KHz和32KHz採样速率的16位立体声或单声道音频数据,芯片内部集成软件音量和静音功能,可同步调节电脑的音量和静音.
技术参数:
供电电压:5 V (USB供电)
失真度: THD+N: 0.006% (RL > 10 kΩ)
失真度: THD+N: 0.025% (RL = 32 Ω)
信噪比: 98 dB
动态范围: 98 dB
耳机输出功率: 12 mW (RL = 32 Ω)
USB支持采样率:16Bit 32k - 48k
USB支持系统: WINXP/WIN7/WIN8,苹果MAC OS 9/OS X,安卓4.1以上系统(需要支持OTG的机型)