Rechargeable Wired Microphone Special Amplifier Microphone Preamplifier Speech

The buttons on the amplifier may have random colors from batch to batch,can not be chosen the specific ones; the silk screen printing may be different from batch to batch, but it will not affect the use<br> Frequency range: 10-120,000 Hz (-0.,3 dB)<br> Gain: 28 dB (load 1kohms)<br> Output noise: 9 μ V (JIS-A)<br> Power supply: built-in lithium battery, 5V charging<br> Resistance: 135 0hms<br> Load resistance: Greater than 1k 0hms<br> Power consumption: 3.0 mA<br> Connection: 3-pin male/female XLR connector<br> Colour:Black<br> Material:Aluminum Alloy<br> Maximum output level (0.5%THD): 8.3 dBV (2.6 V)<br> Package includes:<br> 1 x Microphone Amplifier<br> The package includes only the items listed above; other items are not included.<br> Note: Lighting and display differences may cause the item's colour to vary slightly from the picture. Please allow a measurement tolerance of +/- 1-3cm.