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为了提供更佳网上体验，本网站将会于香港时间2025年5月14日下午5时30分至晚上10时30分进行系统更新，届时网站将会暂停运作，并将于更新后重新投入服务。不便之处，敬请原谅！

网站系统更新通告

<span style="color: rgb(0, 0, 0); font-family: Arial; font-size: 13px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: pre-wrap; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">1、Polar Pattern：Cardioid
2、Frequency Response：20Hz-20kHz
3、Sensitivity：-54dB±1.5dB (0dB=1V/Pa, at 1KHz)
4、External Power Source Required：No Required
5、Max Sampling rate：96KHz/24Bit
6、S/N Ratio：95dB
7、Max. SPL：120dB

<span style="color: rgb(0, 0, 0); font-family: Arial; font-size: 13px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: pre-wrap; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">1、Polar Pattern：Cardioid
2、Frequency Response：20Hz-20kHz
3、Sensitivity：-45dB+3dB(0dB=1V/ubar at 1KHz）
4、External Power Source Required：No Required
5、Max Sampling rate：192KHz/16Bit
6、S/N Ratio：72dB
7、Max. SPL：130dB
8、Output Impedance：2.2KΩ

<span style="color: rgb(0, 0, 0); font-family: Arial; font-size: 13px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: pre-wrap; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">Polar Pattern：Cardioid
Diaphragm：14mm
Sensitivity：-50dB±2dB(0dB=1V/Pa,at 1kHz)
Max. SPL：110dB
Frequency Response：20Hz - 20kHz
S/N Ratio：105dB
Max Input Sample Rate：192KHz/24Bit

<span style="color: rgb(0, 0, 0); font-family: Arial; font-size: 13px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: pre-wrap; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">1、Polar Pattern &nbsp; &nbsp; Cardioid
2、Diaphragm &nbsp; &nbsp; &nbsp; &nbsp;14mm
3、Sensitivity &nbsp; &nbsp; -45±3dB(0dB=1V/Pa,at 1KHz)
4、Max. SPL &nbsp; 130dB
5、Frequency Response &nbsp; 20Hz-20KHz
6、S/N Ratio &nbsp; &nbsp; &nbsp; 71dB
7、Max Sampling rate &nbsp;192KHz/24bit

<span style="color: rgb(0, 0, 0); font-family: Arial; font-size: 13px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: pre-wrap; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">Data Transmission: USB 2.0
Sample Rate: 48KHz/44.1k
Voltage/Consumption: DC5V/500mA
Frequency Response: 20Hz-20kHz
Dynamic Range: &nbsp;75dB
S/N Ratio: &gt;75dB
THD+N: 0.1%
Gain Range: 50dB

<span style="color: rgb(0, 0, 0); font-family: Arial; font-size: 13px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: pre-wrap; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">1、Specifications: one for two
2、Wireless frequency range: 2400-2483MHz
3、Audio Frequency Response: 30Hz-20KHz
4、Microphone Type: Condenser
5、Audio delay: &lt;20ms
6、Use distance: 100 meters (open environment)
7、Microphone charging time: &lt;1.5 hours
8、Built-in battery: high-capacity lithium battery
9、Microphone battery life: 6-8 hours
10、Charging time of charging box: 2 hours
11、Charging bin battery life: 2 cycles
12、Signal-to-noise ratio: 56dB
13、Functional use: Outdoor interviews, video shooting, webcasting

<span style="color: rgb(0, 0, 0); font-family: Arial; font-size: 13px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: pre-wrap; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">1、Polar Pattern：Cardioid
2、Frequency Response：50Hz-20kHz
3、Sensitivity：-52dB+3dB(0dB=1V/ubar at 1KHz）
4、External Power Source Required：No Required
5、Max Sampling rate：192KHz/24Bit
6、S/N Ratio：96dB

<span style="color: rgb(0, 0, 0); font-family: Arial; font-size: 13px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: pre-wrap; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">Input/Output:
1. Number of digits: 16bit, 24bit
2. Number of channels: dual channels
3. Sampling rate: 44.1KHz, 48KHz, 96KHz, 192KHz
2-channel DAC：
FullScale Output Voltage：0.9Vrms
THD+N @ -3dBFull Scale: -89~-70dB
Dynamic Range (with -60dBFs Output Signal):93dB
SNR(with-96dBFs Output Signal):95dB

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