There are many speaker mics without volume knob in the market. Retevis release a new speaker HK008 with adjustable voice knob. We can adjust the voice through the speaker mic, not only relay on the radio voice knob.
1. Added power amplifier circuit, Voice is louder and clearer
2. Belt clip can be rotated 360 degrees
3. With one removable 890mAh BL-5B lithium battery
4. Support for external headphones and USB charger
5. With indicator light, with charging interface and headphone interface, the volume can be controlled.
6. CLEAR COMMUNICATION EXPERIENCE - Omni-Directional Microphone & Electret Speaker delivers crisp, clear sound even in noisy places, showing a meticulous and high-quality sound experience.
7. HIGH QUALITY - Compact and rugged construction, high Impact strength. Kevlar Reinforced PU cable and durable coil cord, high tensile strength and long-life design. Professional electroplated metal pin, Two-pin standard diameter 3.5mm and 2.5mm, space of two-pin 8.6mm, uses electroplating anti-oxidation design, effective to improve the life of the headset, avoid the poor contact situation
|Operation Temperature||-20~60°C||Natural Length||700mm|
|Connector||Kenwood 2 Pin|
|Charge Jack||Micro-usb||Battery Capacity||890mA|
|Battery Type||Li-ion||Charging Time||2h|
|Working Time||10h||Charging Voltage||DC 5V 1A|
|Standby Current||<8mAh||Standby Time||100h|
|Rated Input Power||F0~9KHz||Frequency Range||(F0) ~20KHZ|
|Max. Input Power||1w|
|Impedance||2.2KΩ||Frequency||20~20K Hz (0dB=1V/Pa, 1KHz)|
|Working Voltage||1.0V-10V (DC)|
Any questions about the active speaker mic HK008, feel free to leave messages to us.