Feature Highlights: 1. High-Impedance Audio Recording – Captures crystal-clear sound directly from your telephone line. 2. Easy Plug-and-Play Setup – Uses a standard RJ11 phone connector. Just plug it into the telephone port with the included cable—no need to worry about input/output direction. The recorder automatically detects the connection. 3. Low-Maintenance Power – Draws power from the phone system itself. An initial charge is required, and for frequent use, a weekly USB top-up is recommended. With normal use, charging once a month is enough. 4. Automatic Recording – Simply turn the power switch ON after connecting to the phone line. It starts recording automatically whenever a call is made—perfect for home, office, or hotel use. 5. Loop Recording – Supports continuous recording. When the memory is full, it overwrites the oldest files, so you never run out of space. Product Details: This mini telephone call recorder lets you capture and save voice conversations clearly. It features high-impedance audio technology for clean sound pickup from the telephone line. Setup is tool-free—just connect the RJ11 cable and switch it on. The built-in circuit powers the device from the phone line, reducing the need for frequent charging. It supports loop recording and automatically starts when a call is detected. Ideal for personal or professional use where reliable call recording is needed. Specifications: - Memory: 32GB micro-SD card (included) - Recording Time: Approximately 7–30 days after full storage - Recording Format: WAV - Date/Time Stamp: Yes - Battery: 700mAh lithium battery - Compatible OS: Windows XP/Vista/7/8/10, macOS - Recording Bitrate: 192Kbps - USB Port: USB 2.0 - Frequency Response: 20Hz–20KHz - Working Temperature: 0–40℃ - Dimensions: 59mm x 36mm x 25mm - Color: White - Material: Plastic Package Includes: 2 x RJ11 Telephone Recorder 2 x Telephone Line 2 x USB Cable Note: Phone line and USB cable colors may vary. Images are for reference only; actual product color may slightly differ due to lighting and display settings. Dimensions may have a tolerance of +/- 1–3cm.