Description: Easy to Use: Adapter cable for headsets, converting two USB ports to an RJ9 jack. The RJ9 jack connects to the headset, and the USB plugs into your computer. Includes Microphone Control Box: LCD digital cycle timer to mute the microphone, adjust volume, and switch the speaker on/off with a single button. Working Status Indicator: LCD digital cycle timer, time switch; green standby indicator is always on, green call indicator blinks (sound on), red blinks (sound off). Unique Design: LCD digital cycle timer, time switch. Lightweight, sleek, and compact design maximizes convenience and user-friendliness. Flexible and practical: 158cm short cable, modular clock, LCD digital timer, easily move the adapter and effectively protect the computer's USB interface. LCD Display - Weekly Programmable Electronic Relay Timer - 16 On/Off Settings (AC 220V). Premium pre-set from a week ago. Universal digital electronic timer with daily and weekly schedules. Snooze function with 16 on/off settings. Precise minute setting. LCD display shows hours/minutes and on/auto/off in real time. DIN rail mounting (DIN rail not included). Dimensions: 86 x 36 x 65 mm. Contents: 1 timer, 1 English manual Key Points: 1. Product dimensions are manually measured; slight errors may occur. 2. Due to different monitor displays, the color may slightly differ from the actual product. 3. Please confirm the size before purchasing. 4. If dissatisfied after receiving the package, please contact me first; do not leave a negative review easily. Thank you, and I wish you happiness and great wealth!